The freezing temperature table which follows gives dates for the last spring and first fall freezes (0°C or lower) at each station with sufficient minimum temperature data for calculations to be performed.
For more details click on station name. For help, select freeze dates on the help page.
Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
A S R RSCH LAB 12-Apr 20-May 16-May 21-Jun 09-Sep 26-Sep 28-Sep 14-Oct 94 133.8 132.0 185 1950-1966 8
Agua Canyon 27-Apr 21-May 20-May 09-Jun 08-Sep 05-Oct 06-Oct 29-Oct 91 138.5 139.5 163 1995-2025 18
ALLENS RCH 01-May 26-May 25-May 29-Jun 25-Aug 17-Sep 18-Sep 10-Oct 76 114.3 115.0 148 1963-2001 29
ALPINE 15-Apr 12-May 10-May 17-Jun 31-Aug 04-Oct 05-Oct 05-Nov 109 145.9 145.5 202 1900-2025 46
ALTA 11-May 15-Jun 15-Jun 11-Jul 20-Aug 14-Sep 16-Sep 16-Oct 61 92.4 95.0 135 1905-2025 49
ALTAMONT 04-May 01-Jun 30-May 30-Jun 17-Aug 22-Sep 22-Sep 28-Oct 57 113.6 116.0 164 1953-2025 68
ALTON 07-May 05-Jun 04-Jun 03-Jul 23-Aug 25-Sep 26-Sep 28-Oct 64 113.3 115.0 159 1915-2025 107
ALUNITE 02-May 31-May 31-May 28-Jun 09-Sep 29-Sep 27-Sep 26-Oct 78 121.6 123.0 160 1917-1953 33
AMALGA 08-Jun 08-Jun 08-Jun 08-Jun 12-Sep 23-Sep 24-Sep 05-Oct 96 96.0 96.0 96 1951-1953 1
ANETH PLT 22-Mar 25-Apr 23-Apr 16-May 16-Sep 19-Oct 18-Oct 15-Nov 139 178.5 178.0 221 1900-2008 25
ANGLE 21-May 17-Jun 15-Jun 17-Jul 14-Aug 11-Sep 13-Sep 02-Oct 29 86.7 86.5 117 1981-2025 36
ANNABELLA NEAR 31-Aug 31-Aug 31-Aug 31-Aug 1906-1910 0*
ANTELOPE ISLAND 04-Apr 05-May 04-May 21-May 03-Sep 04-Oct 08-Oct 24-Oct 130 153.8 153.5 191 1953-1972 16
ANTELOPE ISLAND NORTH 10-Oct 10-Oct 10-Oct 10-Oct 1982-1983 0*
ANTIMONY 02-Jun 28-Jun 26-Jun 24-Jul 25-Jul 25-Aug 29-Aug 22-Sep 1† 62.1 73.0 103 1901-1975 11
AQUA CANYON - BRYCE CANYON NP. 28-Apr 30-May 31-May 18-Jun 08-Sep 01-Oct 01-Oct 29-Oct 91 124.6 123.0 159 1990-2025 29
ARAGONITE UTAH 14-Apr 01-May 01-May 29-May 24-Sep 21-Oct 16-Oct 08-Feb 129 169.0 174.0 203 1997-2025 25
ARCHES NP HQS 12-Mar 13-Apr 14-Apr 09-May 17-Sep 25-Oct 27-Oct 18-Nov 141 196.2 203.0 237 1980-2025 36
ASSAY - HATCH 10SW 08-May 04-Jun 02-Jun 26-Jun 02-Sep 28-Sep 30-Sep 24-Oct 78 117.6 118.5 154 1983-2025 38
BADGER SPRING - IVINS 14W UTAH 12-Jan 10-Mar 11-Mar 22-Apr 26-Oct 23-Nov 26-Nov 04-Jan 207 259.4 258.0 319 1991-2025 31
BALKNAP RANGER STATION 16-Jul 16-Jul 16-Jul 16-Jul 18-Aug 18-Aug 18-Aug 18-Aug 33 33.0 33.0 33 1914-1916 1
BAUER 16-Apr 12-May 12-May 09-Jun 09-Sep 22-Sep 23-Sep 07-Oct 111 135.6 140.0 155 1941-1959 11
BEAR LAKE SP 09-May 30-May 28-May 30-Jun 24-Aug 25-Sep 29-Sep 28-Oct 82 124.8 117.5 170 1989-2021 8
BEAR RIVER BAY 12-Feb 18-Apr 21-Apr 19-Jun 01-Oct 30-Oct 29-Oct 19-Nov 125 192.1 198.5 240 1969-1996 20
BEAR RIVER REFUGE 22-Mar 24-Apr 25-Apr 25-May 18-Sep 13-Oct 15-Oct 14-Nov 132 172.7 171.0 228 1938-1984 41
Bear River RS 29-May 26-Jun 26-Jun 12-Jul 28-Jul 27-Aug 29-Aug 18-Sep 31 63.3 63.0 87 2011-2025 13
BEAR RIVER UTAH 08-Jun 03-Jul 04-Jul 18-Jul 25-Jul 21-Aug 26-Aug 18-Sep 8 48.7 51.5 80 1999-2025 26
BEAVER 28-Apr 06-Jun 06-Jun 03-Jul 29-Jul 15-Sep 17-Sep 14-Oct 48 102.2 103.0 154 1904-1990 74
BEAVER 15 E 29-May 04-Jun 04-Jun 10-Jun 23-Sep 23-Sep 24-Sep 24-Sep 106 111.5 111.5 117 2012-2014 2
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: A - BE

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
BEAVER CANYON PWR HOUSE 04-May 02-Jun 04-Jun 28-Jun 04-Sep 23-Sep 24-Sep 08-Oct 79 111.6 116.0 155 1940-2021 19
BEAVER CREEK NURSERY 01-Jul 02-Jul 02-Jul 03-Jul 19-Aug 01-Sep 01-Sep 14-Sep 47 61.0 61.0 75 1914-1917 2
Beaver Dams 11-May 10-Jun 11-Jun 07-Jul 26-Aug 23-Sep 23-Sep 23-Oct 55 106.2 108.5 157 1980-2025 32
Beaver Divide 12-May 15-Jun 16-Jun 13-Jul 27-Jul 11-Sep 15-Sep 16-Oct 22 89.4 91.0 133 1979-2025 36
Ben Lomond Peak 01-May 03-Jun 07-Jun 29-Jun 04-Aug 28-Sep 30-Sep 29-Oct 36 117.7 116.0 172 1979-2025 34
Ben Lomond Trail 26-Apr 31-May 01-Jun 02-Jul 07-Aug 21-Sep 21-Sep 27-Oct 64 114.5 116.0 183 1980-2025 31
Bevans Cabin 17-Apr 05-May 08-May 21-May 23-Sep 14-Oct 14-Oct 03-Nov 128 163.2 156.0 200 2012-2025 13
Big Flat 25-May 17-Jun 16-Jun 24-Jul 20-Aug 16-Sep 15-Sep 18-Oct 65 94.0 91.5 129 1979-2025 34
BIG INDIAN VALLEY - LASAL 6S U 16-Apr 04-May 03-May 05-Jun 09-Sep 15-Oct 12-Oct 17-Nov 134 164.8 166.0 204 1988-2025 35
BIG WATER 16-Mar 10-Apr 12-Apr 02-May 12-Oct 01-Nov 02-Nov 20-Nov 183 207.3 204.0 233 1986-2025 27
BINGHAM CANYON 15-Apr 14-May 14-May 04-Jun 18-Sep 12-Oct 14-Oct 08-Nov 124 152.0 149.0 202 1941-1974 28
BINGHAM CANYON 2 NE 17-Apr 13-May 11-May 14-Jun 18-Sep 12-Oct 15-Oct 08-Nov 122 152.0 147.5 181 1975-1985 10
BIRDSEYE 26-May 27-Jun 29-Jun 22-Jul 25-Jul 21-Aug 18-Aug 24-Sep 4 55.8 60.0 108 1934-1992 21
BIRDSEYE NEBO CREEK 10-Jun 22-Jun 17-Jun 11-Jul 20-Aug 04-Sep 05-Sep 20-Sep 65 68.0 68.0 71 1980-1983 2
BLACK CEDAR - FILMORE 5E UTAH 23-Apr 22-May 21-May 16-Jun 04-Sep 05-Oct 05-Oct 08-Nov 91 135.6 130.0 190 1987-2025 37
Black Flat-U.M. Ck 28-May 21-Jun 19-Jun 20-Jul 09-Aug 09-Sep 13-Sep 06-Oct 25 80.7 81.0 121 1980-2025 35
BLACK ROCK 27-Apr 30-May 30-May 09-Jul 20-Aug 19-Sep 19-Sep 24-Oct 59 113.6 112.0 179 1901-2025 89
BLACKS FK RS 08-Jul 16-Jul 17-Jul 21-Jul 25-Jul 01-Aug 31-Jul 13-Aug 4 16.8 16.5 30 1918-1921 4
Blacks Fork Jct 04-Jun 29-Jun 01-Jul 16-Jul 27-Jul 25-Aug 28-Aug 15-Sep 22 58.2 54.0 81 2011-2025 15
BLACKTAIL UTAH 27-Apr 18-May 19-May 08-Jun 08-Sep 05-Oct 05-Oct 04-Nov 92 141.0 142.0 172 2002-2025 21
BLANDING 25-Mar 12-May 10-May 17-Jul 06-Sep 12-Oct 12-Oct 15-Nov 84 153.6 155.0 221 1905-2025 111
BLANDING 26 SSW 17-Apr 28-Apr 03-May 04-May 05-Oct 19-Oct 25-Oct 27-Oct 154 174.0 177.0 191 2011-2014 3
BLOWHARD MTN RADAR 21-May 18-Jun 17-Jun 20-Jul 18-Aug 12-Sep 12-Sep 07-Oct 53 86.8 87.0 116 1965-2006 34
BLUE CREEK 09-Nov 09-Nov 09-Nov 09-Nov 1899-1952 0*
BLUFF 16-Mar 25-Apr 24-Apr 26-May 18-Sep 11-Oct 11-Oct 11-Nov 120 169.1 168.5 230 1911-2025 90
BLUFF 32 NW 16-Apr 30-Apr 02-May 11-May 04-Oct 12-Oct 07-Oct 25-Oct 149 165.3 155.0 192 2011-2014 3
BONANZA 08-Apr 10-May 09-May 15-Jun 22-Aug 02-Oct 06-Oct 01-Nov 94 146.8 148.0 186 1938-1993 33
BONANZA PUMPING STN 26-Apr 08-May 09-May 19-May 16-Sep 13-Oct 17-Oct 07-Nov 130 158.8 156.0 188 1960-1966 6
BOULDER 17-Apr 18-May 15-May 04-Jul 09-Sep 05-Oct 05-Oct 06-Nov 79 141.0 142.0 192 1954-2025 67
BOUNTIFUL BENCH 28-Mar 27-Apr 27-Apr 30-May 18-Sep 21-Oct 22-Oct 14-Nov 136 177.7 180.0 212 1975-2025 50
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: BE - BO

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
BOUNTIFUL-VAL VERDA 11-Mar 19-Apr 20-Apr 09-May 23-Sep 22-Oct 22-Oct 15-Nov 156 186.4 180.0 234 1913-2014 33
Box Creek 11-May 03-Jun 04-Jun 22-Jun 02-Sep 28-Sep 28-Sep 23-Oct 83 117.6 120.0 152 1980-2025 18
BRIAN HEAD 04-Jun 23-Jun 23-Jun 06-Jul 05-Aug 05-Sep 08-Sep 21-Sep 50 74.8 77.0 98 1992-2009 15
Brian Head 12-May 05-Jun 09-Jun 22-Jun 08-Sep 30-Sep 30-Sep 22-Oct 90 117.9 118.5 151 2012-2025 14
BRIGHAM CITY 09-Apr 04-May 02-May 02-Jun 09-Sep 11-Oct 12-Oct 13-Nov 111 160.0 161.0 206 1899-1974 54
BRIGHAM CITY 28 WNW 17-Apr 22-May 15-May 18-Jun 06-Sep 06-Oct 06-Oct 27-Oct 81 136.0 130.0 193 2008-2025 17
BRIGHAM CITY WASTE PLT 12-Apr 09-May 08-May 10-Jun 01-Sep 03-Oct 05-Oct 28-Oct 108 147.5 147.0 194 1974-2025 43
Brighton 11-May 12-Jun 12-Jun 05-Jul 24-Aug 16-Sep 18-Sep 22-Oct 56 97.9 97.0 134 1987-2025 32
BRIMSTONE RES. - MILFORD 20WSW 19-Apr 13-May 12-May 13-Jun 17-Sep 13-Oct 11-Oct 11-Nov 119 152.7 150.0 195 1988-2025 37
Brown Duck 20-May 22-Jun 20-Jun 24-Jul 26-Jul 02-Sep 06-Sep 01-Oct 2 74.6 78.5 125 1979-2025 38
BRUIN POINT - SUNNYSIDE 6NNE U 13-May 13-Jun 14-Jun 07-Jul 19-Aug 16-Sep 15-Sep 16-Oct 55 94.8 94.0 141 1991-2025 31
BRYCE CANYON AP 26-May 25-Jun 25-Jun 17-Jul 04-Aug 01-Sep 04-Sep 03-Oct 30 68.5 68.0 120 1949-2025 56
BRYCE CANYON NATL PRK 20-Jun 06-Jul 03-Jul 22-Jul 01-Aug 19-Aug 15-Aug 17-Sep 31 44.4 34.0 89 1972-1978 7
BRYCE CANYON NP HQRS 05-May 15-Jun 16-Jun 06-Jul 02-Aug 11-Sep 13-Sep 16-Oct 33 88.8 87.5 157 1959-2025 62
BRYCE CANYON UTAH 28-May 19-Jun 20-Jun 10-Jul 16-Aug 11-Sep 13-Sep 30-Sep 52 85.0 88.0 115 2003-2025 23
BRYCE CNYN NATL PRK 05-Jun 23-Jun 23-Jun 08-Jul 03-Aug 02-Sep 11-Sep 23-Sep 36 72.5 77.0 105 1933-1959 16
BRYSON CANYON UTAH 25-Mar 23-Apr 21-Apr 12-May 27-Sep 20-Oct 23-Oct 17-Nov 151 181.0 180.0 229 1988-2025 34
Buck Flat 12-May 14-Jun 13-Jun 19-Jul 25-Aug 16-Sep 16-Sep 18-Oct 38 94.9 95.0 135 1979-2025 38
BUCK FLAT - ESCALANTE 10NW UTA 03-May 29-May 29-May 18-Jun 08-Sep 01-Oct 01-Oct 28-Oct 92 125.2 126.0 158 1990-2025 35
Buck Pasture 08-Jun 28-Jun 28-Jun 15-Jul 27-Jul 17-Aug 12-Aug 18-Sep 30 50.4 50.0 87 2012-2025 14
Buckboard Flat 28-Apr 18-May 20-May 09-Jun 08-Sep 07-Oct 08-Oct 29-Oct 91 142.6 142.0 167 2012-2025 13
BUES CANYON UTAH 16-Apr 05-May 02-May 13-Jun 16-Sep 13-Oct 11-Oct 16-Nov 119 159.7 156.0 214 1986-2025 31
Bug Lake 11-May 12-Jun 15-Jun 03-Jul 24-Aug 17-Sep 19-Sep 22-Oct 69 98.1 96.0 135 1979-2025 35
BULLFROG 8 N 11-Apr 11-Apr 11-Apr 11-Apr 2001-2001 0*
BULLFROG BASIN 23-Feb 02-Apr 02-Apr 29-Apr 11-Oct 08-Nov 10-Nov 24-Nov 184 221.5 222.0 268 1967-2025 39
BURRVILLE 31-May 17-Jun 13-Jun 05-Jul 05-Sep 14-Sep 16-Sep 24-Sep 62 92.8 94.0 116 1911-1919 5
Burts Miller Ranch 12-May 12-Jun 18-Jun 11-Jul 01-Sep 14-Sep 16-Sep 23-Sep 64 94.9 91.0 133 2009-2025 13
CALLAO 20-Apr 16-May 14-May 30-Jun 22-Aug 27-Sep 26-Sep 23-Oct 57 134.3 133.5 177 1903-2025 64
CALLISTER RCH 01-May 23-May 20-May 30-Jun 15-Sep 29-Sep 01-Oct 21-Oct 83 127.2 127.0 162 1967-1984 15
Camp Jackson 25-Apr 15-May 16-May 30-May 18-Sep 08-Oct 06-Oct 03-Nov 128 146.9 146.0 168 1986-2025 19
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: BO - CA

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
CANYON BREEZE RANCH 16-Apr 07-May 07-May 25-May 25-Sep 09-Oct 09-Oct 26-Oct 141 155.8 154.0 185 2007-2013 5
CANYONLANDS-THE NECK 10-Apr 30-Apr 30-Apr 14-Jun 18-Sep 18-Oct 18-Oct 15-Nov 133 172.3 172.5 219 1965-2025 56
CANYONLANDS-THE NEEDLES 30-Mar 03-May 02-May 02-Jun 12-Sep 10-Oct 11-Oct 01-Nov 111 160.3 162.0 194 1965-2025 53
CAPITOL REEF NP 16-Mar 22-Apr 20-Apr 26-May 21-Sep 25-Oct 26-Oct 20-Nov 137 186.3 187.0 228 1967-2025 58
CART CREEK UTAH 01-May 31-May 31-May 24-Jun 24-Aug 25-Sep 25-Sep 24-Oct 61 118.1 119.0 166 1985-2025 37
Cascade Mountain 30-Apr 26-May 23-May 18-Jun 08-Sep 04-Oct 06-Oct 27-Oct 92 131.3 130.0 163 2003-2025 21
CASTLE DALE 27-Apr 25-May 23-May 06-Jul 21-Aug 23-Sep 24-Sep 27-Oct 54 122.3 125.0 164 1899-2025 101
CASTLE GATE 06-May 05-Jun 20-May 20-Jul 25-Jul 28-Aug 29-Aug 02-Oct 5 70.0 70.0 135 1893-1897 2
CASTLE ROCK 16-Jun 21-Jun 21-Jun 26-Jun 15-Aug 16-Aug 17-Aug 18-Aug 50 56.5 56.5 63 1904-1961 2
Castle Valley 27-May 15-Jun 15-Jun 30-Jun 31-Aug 16-Sep 16-Sep 05-Oct 70 93.5 93.5 117 1980-2025 22
CASTLE VALLEY 20-Mar 13-Apr 13-Apr 06-May 21-Sep 18-Oct 18-Oct 12-Nov 157 190.0 191.0 215 1979-2009 17
CASTLE VALLEY 1NE 07-Apr 25-Apr 30-Apr 07-May 05-Oct 06-Oct 06-Oct 07-Oct 160 160.0 160.0 160 2010-2014 1
CASTLE VALLEY 1SE 13-Apr 22-Apr 19-Apr 04-May 10-Oct 24-Oct 24-Oct 18-Nov 168 183.3 180.0 203 2015-2025 8
CASTLETON 20-Apr 05-May 02-May 17-May 13-Sep 04-Oct 05-Oct 30-Oct 121 154.2 155.0 186 1964-1978 9
CEDAR BREAKS NM 06-May 30-May 24-May 21-Jun 08-Sep 26-Sep 25-Sep 23-Oct 89 116.7 118.5 148 2016-2025 6
CEDAR BREAKS STORAGE 01-Jun 21-Jun 23-Jun 01-Jul 14-Aug 11-Sep 12-Sep 30-Sep 45 81.5 83.0 107 1948-1970 15
CEDAR CITY 18-Apr 09-May 07-May 05-Jun 22-Sep 08-Oct 06-Oct 26-Oct 124 153.4 155.5 188 2000-2025 20
CEDAR CITY 18 SSE 16-Apr 27-Apr 02-May 02-May 28-Sep 10-Oct 07-Oct 25-Oct 149 166.3 158.0 192 2011-2014 3
CEDAR CITY 5E 03-May 24-May 25-May 11-Jun 09-Sep 03-Oct 01-Oct 08-Nov 92 132.4 129.0 168 1983-2025 27
CEDAR CITY MUNI AP 28-Apr 21-May 19-May 30-Jun 02-Sep 01-Oct 01-Oct 31-Oct 75 133.5 133.0 173 1948-2025 77
CEDAR CITY POWERHOUSE 05-Apr 17-May 19-May 13-Jun 02-Sep 30-Sep 03-Oct 31-Oct 109 137.7 139.5 178 1906-1961 42
CEDAR CITY STEAM PLT 24-Apr 12-May 12-May 14-Jun 17-Sep 07-Oct 08-Oct 31-Oct 123 149.4 148.0 187 1962-1983 21
CEDAR MOUNTAINS - STOCKTON 24W 16-Apr 17-May 13-May 17-Jun 09-Sep 01-Oct 04-Oct 27-Oct 88 139.3 143.0 194 1984-2025 33
CEDAR PT 28-Apr 21-May 21-May 12-Jun 03-Sep 05-Oct 07-Oct 29-Oct 99 138.6 141.0 167 1957-2018 56
Chalk Creek #1 12-May 17-Jun 17-Jun 13-Jul 26-Jul 12-Sep 15-Sep 16-Oct 21 87.9 89.0 133 1979-2025 32
Chalk Creek #2 13-May 05-Jun 11-Jun 18-Jun 02-Sep 27-Sep 25-Sep 21-Oct 81 115.5 117.0 158 1979-2025 13
Chepeta 08-Jun 25-Jun 21-Jun 24-Jul 25-Jul 28-Aug 01-Sep 19-Sep 1† 64.5 70.0 100 1980-2025 33
CHEPETA UTAH 11-Jun 23-Jun 21-Jun 11-Jul 01-Aug 29-Aug 30-Aug 20-Sep 39 68.7 71.0 90 1999-2023 20
CHURCH WELLS 02-Mar 21-Apr 27-Apr 18-May 20-Sep 20-Oct 22-Oct 09-Nov 135 177.4 166.0 252 1976-1986 7
CIRCLEVILLE 30-Apr 08-Jun 09-Jun 06-Jul 17-Aug 14-Sep 15-Sep 13-Oct 52 99.2 103.0 145 1942-2010 49
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: CA - CI

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
CISCO 10-Apr 06-May 08-May 08-Jun 21-Sep 09-Oct 10-Oct 02-Nov 116 156.9 153.0 199 1893-1967 22
CITY CREEK WTP 17-Apr 17-May 21-May 14-Jun 18-Sep 07-Oct 08-Oct 27-Oct 105 143.2 144.0 193 1956-2025 23
Clayton Springs 02-Jun 17-Jun 18-Jun 01-Jul 28-Jul 02-Sep 07-Sep 23-Sep 48 77.5 74.0 100 2000-2025 17
CLEAR CREEK 03-Jun 01-Jul 01-Jul 24-Jul 27-Jul 24-Aug 26-Aug 19-Sep 8 54.4 59.0 90 1936-1967 32
Clear Creek #1 07-May 04-Jun 08-Jun 23-Jun 20-Aug 22-Sep 23-Sep 24-Oct 71 111.2 112.5 154 1979-2025 20
Clear Creek #2 08-May 10-Jun 11-Jun 13-Jul 31-Jul 18-Sep 19-Sep 23-Oct 39 101.8 104.0 160 1979-2025 31
CLEAR LAKE REFUGE 11-May 30-May 25-May 30-Jun 02-Sep 21-Sep 19-Sep 21-Oct 75 116.1 119.5 142 1964-1984 16
CLG WARD UTAH ST UNIV 08-May 08-May 08-May 08-May 22-Sep 22-Sep 22-Sep 22-Sep 137 137.0 137.0 137 1968-1969 1
COALVILLE 17-May 18-Jun 17-Jun 22-Jul 31-Jul 31-Aug 02-Sep 28-Sep 17 75.4 77.0 117 1894-2012 71
COALVILLE 13 E 31-May 22-Jun 20-Jun 19-Jul 28-Jul 29-Aug 31-Aug 26-Sep 26 71.4 78.0 102 1975-2017 25
COON PEAK KSL TV 08-Jun 08-Jun 08-Jun 08-Jun 1953-1953 0*
CORINNE 08-Apr 14-May 12-May 24-Jun 22-Aug 29-Sep 29-Sep 01-Nov 76 139.4 138.0 182 1896-2006 83
CORNISH SUGAR FACTORY 09-May 16-May 09-May 30-May 21-Sep 25-Sep 26-Sep 30-Sep 135 139.5 139.5 144 1925-1927 2
Corral 24-May 02-Jun 25-May 19-Jun 15-Sep 01-Oct 29-Sep 23-Oct 104 123.0 113.0 152 2013-2017 3
COTTONWOOD NURSERY 12-Jun 29-Jun 30-Jun 16-Jul 11-Aug 03-Sep 12-Sep 21-Sep 26 60.8 47.0 92 1894-1920 5
COTTONWOOD WEIR 09-Mar 30-Apr 30-Apr 30-May 17-Sep 19-Oct 21-Oct 17-Nov 123 173.6 169.0 239 1917-2025 75
COVE FT 30-Apr 06-Jun 04-Jun 30-Jun 21-Aug 15-Sep 14-Sep 13-Oct 71 102.2 104.0 145 1942-1980 25
CROYDEN 23-Jun 09-Jul 08-Jul 24-Jul 16-Aug 16-Aug 16-Aug 16-Aug 54 54.0 54.0 54 1897-1900 1
Currant Creek 29-May 21-Jun 20-Jun 12-Jul 29-Jul 31-Aug 01-Sep 22-Sep 45 72.7 77.0 93 1979-2025 20
CURRANT CREEK JUNCTION 24-Apr 29-May 01-Jun 24-Jun 13-Sep 18-Sep 19-Sep 26-Sep 82 118.5 118.5 155 1985-1996 2
CUTLER DAM 06-Apr 02-May 02-May 27-May 24-Sep 17-Oct 16-Oct 22-Nov 128 168.8 168.0 230 1980-2025 41
Daniels-Strawberry 09-May 14-Jun 15-Jun 13-Jul 27-Jul 11-Sep 14-Sep 22-Oct 20 92.2 95.0 137 1979-2025 33
DEER CREEK DAM 08-May 07-Jun 07-Jun 19-Jul 25-Jul 13-Sep 14-Sep 24-Oct 6 98.5 98.5 165 1939-2025 82
DELLE 01-May 19-May 15-May 15-Jun 22-Aug 16-Sep 20-Sep 07-Oct 79 117.7 133.0 141 1919-1952 3
DELTA 15-Apr 19-May 19-May 19-Jun 02-Sep 28-Sep 27-Sep 28-Oct 75 133.1 133.0 183 1938-2025 74
DELTA 32 SSW 22-May 22-May 22-May 22-May 1985-1987 0*
DELTA 4 NE 03-May 26-May 03-Jun 10-Jun 04-Oct 06-Oct 07-Oct 07-Oct 119 133.0 126.0 154 2011-2014 3
DESERET 21-Apr 24-May 22-May 06-Jul 27-Aug 21-Sep 21-Sep 28-Oct 56 120.7 122.0 167 1893-2025 122
DESERT EXP RANGE 30-Apr 25-May 24-May 19-Jun 02-Sep 23-Sep 22-Sep 21-Oct 93 121.2 119.0 153 1950-1984 35
DEWEY 12-Apr 04-May 04-May 25-May 24-Aug 03-Oct 05-Oct 29-Oct 114 152.6 153.0 184 1968-2004 29
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: CI - DI

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
DIAMOND RIM 30-Apr 29-May 31-May 22-Jun 07-Sep 27-Sep 25-Sep 27-Oct 85 121.8 118.0 170 1984-2025 40
Dills Camp 09-May 01-Jun 30-May 22-Jun 01-Sep 30-Sep 01-Oct 25-Oct 81 122.5 123.0 152 1979-2025 19
DINOSAUR NM 06-Oct 06-Oct 06-Oct 06-Oct 1941-1958 0*
DINOSAUR NM-QUARRY AREA 06-Apr 12-May 09-May 15-Jul 18-Aug 29-Sep 30-Sep 25-Oct 34 140.3 144.5 184 1916-2025 58
Donkey Reservoir 01-Jun 23-Jun 19-Jun 21-Jul 05-Aug 04-Sep 09-Sep 21-Sep 44 73.7 73.5 110 1986-2025 34
DRAPER 14-May 06-Jun 05-Jun 30-Jun 13-Sep 22-Sep 21-Sep 04-Oct 83 108.7 121.0 122 1966-1968 3
DRAPER-POINT OF MTN 08-Apr 28-Apr 22-Apr 10-Jun 29-Sep 17-Oct 16-Oct 07-Nov 156 178.5 178.0 208 1986-2008 10
Dry Bread Pond 02-May 13-Jun 16-Jun 07-Jul 23-Aug 17-Sep 18-Sep 22-Oct 53 96.5 98.0 156 1979-2025 37
Dry Fork 02-May 31-May 31-May 18-Jun 06-Sep 01-Oct 02-Oct 27-Oct 81 124.1 122.5 164 1995-2025 18
DUCHESNE 21-Apr 21-May 19-May 25-Jun 09-Aug 23-Sep 24-Sep 27-Oct 67 126.4 126.5 189 1906-2025 110
DUCHESNE AP 01-May 20-May 20-May 09-Jun 13-Sep 24-Sep 22-Sep 07-Oct 115 132.2 133.0 159 1974-1980 5
DUGWAY 08-Apr 13-May 13-May 15-Jun 11-Sep 29-Sep 28-Sep 29-Oct 112 140.3 134.5 187 1951-2013 56
DUGWAY 7 N ORR RCH 05-Jun 18-Jun 17-Jun 30-Jun 10-Sep 10-Sep 10-Sep 10-Sep 72 72.0 72.0 72 1969-1970 1
DUGWAY PROVING GROUNDS 08-Apr 06-May 06-May 02-Jun 18-Sep 04-Oct 04-Oct 29-Oct 120 153.0 146.0 187 1950-1970 16
EAST PORTAL 16-Jun 07-Jul 04-Jul 24-Jul 29-Jul 20-Aug 22-Aug 09-Sep 9 43.3 46.5 77 1905-1955 22
East Willow Creek 08-May 04-Jun 08-Jun 21-Jun 01-Sep 22-Sep 21-Sep 12-Oct 80 111.2 111.5 138 1987-2025 18
ECHO DAM 05-May 05-Jun 02-Jun 01-Jul 29-Jul 12-Sep 13-Sep 22-Oct 49 100.6 102.0 139 1940-2025 81
EDEN-LIBERTY 27-Apr 29-May 09-Jun 18-Jun 20-Sep 06-Oct 07-Oct 27-Oct 101 128.8 124.0 183 2011-2025 10
EF Blacks Fork GS 29-May 26-Jun 25-Jun 12-Jul 27-Jul 28-Aug 29-Aug 18-Sep 22 63.7 64.0 87 2011-2025 15
ELBERTA 16-Apr 18-May 17-May 04-Jul 24-Aug 29-Sep 28-Sep 29-Oct 75 135.5 132.0 190 1902-1992 82
ELECTRIC LAKE 30-May 25-Jun 26-Jun 13-Jul 25-Jul 26-Aug 25-Aug 25-Sep 21 63.4 62.0 101 1980-2009 26
EMERY 17-Apr 27-May 28-May 06-Jul 23-Aug 25-Sep 25-Sep 22-Oct 49 121.2 121.0 164 1901-1978 69
EMERY 15 SW 08-Jun 20-Jun 15-Jun 07-Jul 20-Aug 14-Sep 14-Sep 26-Sep 67 86.7 86.5 105 1979-1986 6
ENSIGN - BOUNTIFUL 5NE 17-Mar 28-Apr 29-Apr 29-May 14-Oct 25-Oct 22-Oct 14-Nov 146 182.6 179.0 230 1983-1997 10
ENTERPRISE 02-May 26-May 26-May 11-Jun 09-Sep 01-Oct 01-Oct 23-Oct 92 127.9 128.0 157 1905-2025 19
ENTERPRISE BERYL JCT 03-May 11-Jun 11-Jun 19-Jul 13-Aug 13-Sep 15-Sep 12-Oct 50 94.5 95.0 150 1941-2008 52
ENTERPRISE UTAH 27-Apr 22-May 22-May 10-Jun 09-Sep 01-Oct 02-Oct 30-Oct 92 133.5 133.0 186 2001-2025 24
EPHRAIM 17-Apr 27-May 26-May 30-Jun 27-Aug 23-Sep 22-Sep 20-Oct 79 120.6 123.0 173 1950-2025 71
EPHRAIM ALPINE MEADOW 01-Jun 21-Jun 20-Jun 08-Jul 20-Aug 06-Sep 07-Sep 21-Sep 54 77.2 77.0 107 1912-1934 18
EPHRAIM HQ GBRC 30-May 18-Jun 18-Jun 07-Jul 29-Jul 08-Sep 09-Sep 05-Oct 36 83.3 81.0 114 1918-1950 29
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: DI - EP

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
EPHRAIM HQ GBRC 11-Jun 11-Jun 11-Jun 11-Jun 01-Sep 13-Sep 12-Sep 24-Sep 92 92.0 92.0 92 1951-1955 1
EPHRAIM OAKS 30-May 17-Jun 14-Jun 09-Jul 27-Aug 13-Sep 13-Sep 06-Oct 53 88.1 87.5 121 1918-1934 16
ESCALANTE 02-Apr 15-May 16-May 30-Jun 10-Aug 04-Oct 04-Oct 01-Nov 80 143.2 145.0 192 1902-2025 101
ESCALANTE RIVER MOUTH 02-Nov 02-Nov 02-Nov 02-Nov 1951-1953 0*
ESKDALE 24-Apr 22-May 19-May 01-Jul 02-Sep 27-Sep 25-Sep 27-Oct 74 128.8 130.0 182 1966-2025 56
EUREKA 30-Apr 01-Jun 25-May 30-Jun 23-Aug 22-Sep 21-Sep 20-Oct 54 114.6 118.5 156 1930-1984 16
FAIRFIELD 11-May 08-Jun 09-Jun 20-Jul 07-Aug 11-Sep 12-Sep 03-Oct 27 94.8 98.0 134 1911-2025 57
FAIRFIELD CAA AP 20-May 07-Jun 07-Jun 25-Jun 18-Sep 22-Sep 23-Sep 27-Sep 121 121.0 121.0 121 1948-1950 1
FAIRVIEW 8N 31-May 08-Jun 08-Jun 17-Jun 02-Sep 16-Sep 16-Sep 06-Oct 79 100.3 106.0 126 1975-2012 7
Farmington 28-Apr 06-Jun 10-Jun 24-Jun 24-Aug 26-Sep 27-Sep 27-Oct 63 112.7 112.0 169 1979-2025 33
FARMINGTON 22-Mar 05-May 05-May 16-Jun 08-Sep 09-Oct 12-Oct 08-Nov 96 157.9 161.0 201 1893-1965 57
FARMINGTON 3 NW 22-Mar 29-Apr 30-Apr 13-Jun 18-Sep 13-Oct 12-Oct 15-Nov 127 165.6 163.0 220 1948-2016 40
Farmington Lower 01-May 31-May 30-May 21-Jun 05-Sep 29-Sep 28-Sep 27-Oct 80 120.0 119.0 169 2004-2025 21
Farnsworth Lake 11-May 09-Jun 10-Jun 02-Jul 04-Sep 24-Sep 23-Sep 22-Oct 77 109.9 110.5 151 1980-2025 30
FERRON 11-Apr 17-May 14-May 30-Jun 02-Sep 04-Oct 05-Oct 31-Oct 75 140.6 143.0 185 1897-2025 71
FILLMORE 06-Apr 15-May 15-May 02-Jul 23-Aug 03-Oct 04-Oct 04-Nov 63 142.1 141.0 201 1893-2025 118
FISH LAKE RS 12-Jun 12-Jun 12-Jun 12-Jun 12-Sep 12-Sep 12-Sep 12-Sep 92 92.0 92.0 92 1916-1951 1
Fish Lake Utah 24-May 15-Jun 18-Jun 08-Jul 28-Jul 08-Sep 14-Sep 28-Sep 30 85.9 96.0 119 2011-2025 13
FISH SPRINGS NWR 08-Apr 03-May 02-May 14-Jun 13-Sep 10-Oct 11-Oct 05-Nov 92 160.0 155.0 205 1960-2016 39
FIVE MILE - DUCHESNE 18SSE UTA 23-Apr 20-May 23-May 18-Jun 08-Sep 05-Oct 05-Oct 03-Nov 92 137.9 138.0 171 1991-2025 32
Five Points Lake 01-Jun 19-Jun 19-Jun 04-Jul 09-Aug 02-Sep 04-Sep 18-Sep 47 75.8 80.0 103 1981-2025 21
FLAMING GORGE 04-May 05-Jun 06-Jun 13-Jul 16-Aug 15-Sep 15-Sep 16-Oct 60 102.7 105.0 162 1958-2025 64
FLATTOP MOUNTAIN - CLEVELAND 1 24-Mar 29-Apr 29-Apr 24-May 01-Oct 19-Oct 20-Oct 17-Nov 138 174.1 173.5 223 1988-2025 36
FREMONT INDIAN SP 10-May 06-Jun 03-Jun 30-Jun 27-Aug 18-Sep 19-Sep 07-Oct 71 104.8 108.0 139 1988-2025 34
FRISCO 02-May 25-May 24-May 13-Jun 06-Sep 03-Oct 02-Oct 30-Oct 96 131.9 134.0 167 1897-1912 13
FRUITA 10-Apr 28-Apr 26-Apr 16-May 18-Sep 25-Oct 26-Oct 18-Nov 132 178.6 180.0 208 1939-2016 19
FRUITLAND 14-May 13-Jun 18-Jun 05-Jul 29-Jul 10-Sep 10-Sep 14-Oct 37 88.7 87.0 126 1910-1966 13
FRUITLAND 1 ENE 01-Jun 12-Jun 11-Jun 22-Jun 11-Sep 11-Sep 12-Sep 12-Sep 81 92.0 92.0 103 1988-1990 2
FT DUCHESNE 17-Apr 25-May 21-May 11-Jul 07-Aug 23-Sep 22-Sep 28-Oct 39 123.0 124.0 194 1888-2025 102
Garden City Summit 16-May 14-Jun 18-Jun 23-Jun 28-Jul 08-Sep 11-Sep 06-Oct 71 88.3 85.0 111 2009-2025 16
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: EP - GA

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
Gardner Peak 25-Apr 20-May 19-May 08-Jun 16-Sep 09-Oct 08-Oct 29-Oct 109 142.3 141.0 171 2005-2025 20
GARFIELD 07-Mar 16-Apr 19-Apr 29-May 18-Sep 29-Oct 31-Oct 24-Nov 134 198.0 197.0 235 1925-2014 47
GARLAND 1 NE 16-Apr 17-May 13-May 03-Jul 09-Sep 29-Sep 25-Sep 26-Oct 74 136.2 135.0 175 1909-1979 37
GARRISON 30-Apr 30-May 30-May 30-Jun 03-Sep 24-Sep 23-Sep 14-Oct 78 118.1 118.0 156 1903-1990 32
GBRC HQ 08-May 01-Jun 24-May 22-Jun 08-Sep 30-Sep 02-Oct 23-Oct 90 121.8 122.0 152 2012-2025 13
GBRC Meadows 12-May 12-Jun 18-Jun 29-Jun 26-Aug 17-Sep 19-Sep 01-Oct 69 98.2 101.0 134 2012-2025 13
GENEVA STEEL 31-Mar 26-Apr 25-Apr 16-May 05-Oct 27-Oct 27-Oct 16-Nov 142 184.2 181.5 230 1953-1960 6
GENEVA STEEL 2 04-Apr 03-May 02-May 07-Jun 09-Sep 13-Oct 17-Oct 01-Nov 94 163.5 169.0 211 1960-1982 22
George Creek 25-May 19-Jun 20-Jun 11-Jul 28-Jul 13-Sep 15-Sep 05-Oct 55 86.3 90.0 110 2011-2025 15
GILES 24-Apr 12-May 12-May 08-Jun 11-Sep 27-Sep 25-Sep 18-Oct 117 142.6 141.0 176 1895-1906 10
GLEN CANYON CITY 14-Apr 28-Apr 27-Apr 09-May 13-Oct 28-Oct 30-Oct 26-Nov 171 185.3 183.0 201 1963-2016 7
GOBLIN VALLEY SP 15-Apr 27-Apr 27-Apr 11-May 25-Sep 15-Oct 18-Oct 31-Oct 146 171.9 175.0 191 2006-2025 11
GOLD HILL 22-Apr 13-May 10-May 14-Jun 18-Sep 09-Oct 11-Oct 07-Nov 123 149.6 146.0 185 1966-1990 21
Gooseberry RS 12-May 08-Jun 11-Jun 25-Jun 01-Sep 25-Sep 23-Sep 22-Oct 78 109.5 107.0 156 1979-2025 19
Gooseberry RS Up 08-May 31-May 27-May 23-Jun 08-Sep 02-Oct 02-Oct 24-Oct 82 124.4 124.5 154 2011-2025 14
GOVERNMENT CREEK 04-May 31-May 01-Jun 03-Jul 08-Sep 25-Sep 23-Sep 24-Oct 75 118.3 117.5 155 1901-1950 48
GRANITE PEAK DUGWAY PG 07-Apr 26-Apr 20-Apr 21-May 25-Sep 12-Oct 13-Oct 27-Oct 156 174.7 179.0 190 2007-2024 7
GRANTSVILLE 12 WNW 13-Apr 23-Apr 22-Apr 02-May 24-Oct 27-Oct 27-Oct 30-Oct 181 187.5 187.5 194 2012-2014 2
GRANTSVILLE 2W 17-Apr 02-May 04-May 18-May 10-Sep 14-Oct 14-Oct 05-Nov 134 165.9 167.0 202 1906-2025 24
GREEN RIVER AVIATION 25-Mar 04-May 03-May 28-May 10-Sep 05-Oct 05-Oct 30-Oct 115 156.2 158.0 197 1948-2008 36
GREEN RIVER RNG GWC 16-Apr 25-Apr 24-Apr 03-May 02-Oct 05-Oct 06-Oct 07-Oct 156 156.0 156.0 156 1948-2009 1
GROUSE CREEK 20-May 13-Jun 19-Jun 30-Jun 03-Aug 31-Aug 05-Sep 25-Sep 87 97.5 97.5 108 1893-1939 2
GROUSE CREEK 15-May 12-Jun 15-Jun 05-Jul 31-Jul 07-Sep 06-Sep 14-Oct 45 89.3 81.0 152 1959-2011 37
GROUSE CREEK 4 NE 10-Jun 10-Jun 10-Jun 10-Jun 1982-1982 0*
GUNNISON 29-Apr 03-Jun 01-Jun 30-Jun 17-Aug 15-Sep 17-Sep 14-Oct 49 105.4 109.5 154 1956-1990 32
Gutz Peak 19-Apr 11-May 11-May 02-Jun 21-Sep 14-Oct 13-Oct 14-Nov 115 155.9 154.5 207 2005-2025 20
HANKSVILLE 31-Mar 05-May 03-May 14-Jun 08-Sep 05-Oct 05-Oct 05-Nov 112 154.8 157.0 197 1910-2025 99
HANNA 14-May 10-Jun 11-Jun 30-Jun 15-Aug 10-Sep 12-Sep 24-Oct 48 91.7 93.0 160 1952-2025 35
HANS FLAT RS 16-Apr 07-May 02-May 09-Jun 09-Sep 16-Oct 16-Oct 17-Nov 92 163.6 164.0 201 1981-2025 43
Hardscrabble 28-Apr 02-Jun 04-Jun 23-Jun 08-Sep 29-Sep 30-Sep 27-Oct 82 120.3 118.0 170 1994-2025 28
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: GA - HA

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
HARDWARE RCH 11-Jun 09-Jul 09-Jul 24-Jul 25-Jul 10-Aug 08-Aug 05-Sep 1† 32.1 31.5 61 1956-1991 28
HARLEY DOME 10-May 15-May 16-May 19-May 30-Sep 18-Oct 26-Oct 29-Oct 143 156.3 163.0 163 1960-1963 3
Harris Flat 29-May 16-Jun 19-Jun 30-Jun 27-Jul 13-Sep 18-Sep 28-Sep 33 89.3 95.0 112 1980-2025 13
HATCH 12-Jun 22-Jun 22-Jun 01-Jul 22-Aug 11-Sep 16-Sep 23-Sep 52 83.8 90.0 102 1915-2025 5
Hayden Fork 16-May 21-Jun 19-Jun 16-Jul 26-Jul 03-Sep 10-Sep 06-Oct 10 74.9 81.5 107 1979-2025 34
HEBER 17-Apr 11-Jun 12-Jun 20-Jul 29-Jul 08-Sep 10-Sep 13-Oct 27 89.4 89.5 174 1893-2013 116
HENEFER 07-Jun 28-Jun 27-Jun 20-Jul 30-Jul 25-Aug 25-Aug 16-Sep 10 58.4 55.0 97 1900-1920 19
HENRIEVILLE 11-May 30-May 25-May 30-Jun 12-Sep 24-Sep 18-Sep 19-Oct 79 121.6 123.0 160 1963-1979 10
HERRIMAN 11-May 11-May 11-May 11-May 17-Sep 17-Sep 17-Sep 17-Sep 129 129.0 129.0 129 1965-1965 1
Hewinta 07-Jun 05-Jul 04-Jul 24-Jul 25-Jul 16-Aug 16-Aug 18-Sep 1† 42.9 46.0 87 1986-2025 37
HEWINTA UTAH 13-Jun 08-Jul 09-Jul 24-Jul 25-Jul 12-Aug 10-Aug 09-Sep 1† 36.3 35.0 80 1984-2025 36
HIAWATHA 26-Apr 27-May 27-May 29-Jun 08-Sep 01-Oct 03-Oct 01-Nov 78 129.2 130.0 176 1917-1992 52
Hickerson Park 29-Apr 24-Jun 25-Jun 12-Jul 28-Jul 24-Aug 25-Aug 18-Sep 31 58.1 50.0 87 1986-2025 15
HITE 28-Feb 24-Mar 24-Mar 24-Apr 19-Oct 05-Nov 03-Nov 23-Nov 204 229.7 228.5 259 1900-1962 20
HITE MARINA 26-Feb 30-Mar 03-Apr 30-Apr 31-Oct 16-Nov 17-Nov 01-Dec 219 239.8 231.0 278 1969-1978 4
HITE RS 07-Feb 26-Mar 28-Mar 25-May 22-Oct 16-Nov 15-Nov 04-Dec 171 238.4 229.5 290 1978-2024 14
Hobble Creek 01-May 24-May 20-May 18-Jun 08-Sep 07-Oct 08-Oct 27-Oct 91 135.5 141.0 173 2013-2025 12
Hole-in-Rock 29-May 04-Jul 05-Jul 24-Jul 25-Jul 16-Aug 12-Aug 18-Sep 1† 43.0 47.0 90 1986-2025 34
HOLSTEIN RS 15-Jun 15-Jun 15-Jun 15-Jun 19-Aug 01-Sep 01-Sep 14-Sep 91 91.0 91.0 91 1916-1917 1
HORSE HOLLOW - COVE FORT 5W UT 24-Apr 19-May 20-May 16-Jun 08-Sep 05-Oct 04-Oct 04-Nov 108 140.3 139.0 179 1991-2025 34
Horse Ridge 08-May 09-Jun 12-Jun 01-Jul 24-Aug 19-Sep 19-Sep 22-Oct 71 104.5 105.5 137 1979-2025 32
HORSE RIDGE UTAH 03-May 04-Jun 08-Jun 22-Jun 01-Sep 24-Sep 23-Sep 27-Oct 85 113.8 114.0 156 1992-2025 27
HOVENWEEP NM 14-Apr 13-May 13-May 13-Jun 16-Sep 08-Oct 08-Oct 01-Nov 105 149.9 152.5 194 1957-2025 58
Huntington Horse 11-May 07-Jun 13-Jun 29-Jun 08-Sep 30-Sep 01-Oct 23-Oct 71 116.8 119.0 152 2012-2025 13
HUNTSVILLE 13-Jun 13-Jun 13-Jun 13-Jun 1899-1932 0*
HUNTSVILLE MONASTERY 13-May 12-Jun 14-Jun 09-Jul 04-Aug 08-Sep 10-Sep 09-Oct 37 89.8 89.0 125 1977-2013 35
HURRICANE 29-Oct 29-Oct 29-Oct 29-Oct 1912-1941 0*
HYRUM 11-May 11-May 11-May 11-May 04-Oct 04-Oct 04-Oct 04-Oct 146 146.0 146.0 146 2012-2012 1
IBAPAH 12-May 20-Jun 19-Jun 23-Jul 27-Jul 30-Aug 02-Sep 26-Sep 28 72.3 75.0 133 1903-2025 95
IBAPAH NEAR 23-Jun 26-Jun 25-Jun 30-Jun 25-Aug 03-Sep 30-Aug 17-Sep 68 76.0 76.0 84 1907-1911 2
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: HA - IN

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
Indian Canyon 07-May 09-Jun 10-Jun 13-Jul 25-Aug 21-Sep 20-Sep 27-Oct 55 104.7 107.0 156 1979-2025 34
INTERNATIONAL 21-Apr 04-May 26-Apr 29-May 01-Oct 12-Oct 11-Oct 29-Oct 125 162.0 173.0 177 1910-1929 5
IOSEPA SOUTH RCH 04-May 23-May 15-May 25-Jun 07-Sep 20-Sep 21-Sep 03-Oct 87 120.7 123.0 142 1911-1958 11
JARVIE RCH 29-Apr 20-May 21-May 10-Jun 07-Sep 25-Sep 27-Sep 10-Oct 105 130.0 129.0 160 2002-2020 8
JARVIE RCH 1S 29-Apr 10-May 09-May 20-May 03-Oct 04-Oct 04-Oct 05-Oct 136 147.5 147.5 159 2015-2018 2
JENSEN 22-Apr 19-May 16-May 26-Jun 25-Aug 22-Sep 21-Sep 20-Oct 60 126.7 126.5 169 1925-2025 84
JENSEN SPRING - BERYL 12NNE 15-Apr 08-May 08-May 17-Jun 19-Sep 12-Oct 12-Oct 09-Nov 109 157.4 159.0 203 1983-2025 37
JOES VALLEY UTAH 03-May 02-Jun 05-Jun 22-Jun 08-Sep 29-Sep 30-Sep 29-Oct 85 121.1 122.0 158 1999-2025 23
JOHNSON PASS 23-Apr 25-May 24-May 23-Jun 08-Sep 01-Oct 30-Sep 08-Nov 87 130.9 126.0 189 1973-2013 35
Jones Corral 23-May 12-Jun 14-Jun 24-Jun 20-Aug 16-Sep 15-Sep 14-Oct 70 97.1 100.0 121 2008-2025 18
JOY 05-May 05-May 05-May 05-May 18-Sep 18-Sep 18-Sep 18-Sep 1911-1913 0*
KAMAS 09-May 14-Jun 14-Jun 21-Jul 30-Jul 09-Sep 12-Sep 12-Oct 35 87.5 87.5 137 1949-2025 60
KANAB 19-Mar 07-May 07-May 26-Jun 30-Jul 18-Oct 21-Oct 18-Nov 95 167.8 168.0 227 1903-2025 91
KANE GULCH - BLANDING 23WSW 21-Apr 20-May 21-May 18-Jun 14-Sep 02-Oct 05-Oct 24-Oct 96 136.1 134.0 169 1991-2025 33
KANOSH 19-Apr 14-May 12-May 15-Jun 16-Sep 10-Oct 10-Oct 09-Nov 114 149.5 149.0 198 1907-2013 44
KEARNS 17-Apr 02-May 02-May 17-May 29-Sep 18-Oct 16-Oct 13-Nov 156 169.5 164.0 194 1943-1946 4
KELTON 30-Apr 30-May 01-Jun 22-Jun 25-Aug 16-Sep 16-Sep 07-Oct 81 111.1 113.0 140 1899-1929 19
Kilfoil Creek 09-May 10-Jun 17-Jun 23-Jun 01-Sep 17-Sep 20-Sep 06-Oct 75 101.1 101.0 136 2010-2025 15
KIMBERLY 22-May 11-Jun 10-Jun 29-Jun 08-Sep 21-Sep 20-Sep 08-Oct 88 109.0 105.0 139 1936-1942 5
Kimberly Mine 12-May 06-Jun 05-Jun 22-Jun 15-Sep 01-Oct 30-Sep 22-Oct 101 118.4 113.5 150 1980-2025 10
Kings Cabin 27-May 25-Jun 21-Jun 20-Jul 25-Jul 03-Sep 06-Sep 02-Oct 7 71.4 79.0 114 1979-2025 35
KINGS POINT - DUTCH JOHN 16ESE 20-Apr 11-May 10-May 13-Jun 08-Sep 01-Oct 05-Oct 25-Oct 88 144.0 144.5 179 1986-2025 40
Klondike Narrows 09-May 12-Jun 17-Jun 25-Jun 01-Sep 26-Sep 22-Sep 26-Oct 75 106.6 104.5 170 2009-2025 16
KNOLLS 10 NE 11-Apr 10-May 09-May 03-Jul 19-Sep 03-Oct 07-Oct 19-Oct 132 150.9 152.0 173 1986-2004 13
KODACHROME BASIN PARK 21-Apr 29-May 28-May 30-Jun 31-Aug 27-Sep 24-Sep 24-Oct 72 121.8 120.0 171 1979-2025 44
Kolob 09-May 25-May 23-May 18-Jun 22-Sep 06-Oct 02-Oct 23-Oct 106 134.8 138.0 153 1979-2025 9
KOOSHAREM 24-May 18-Jun 17-Jun 12-Jul 12-Aug 07-Sep 11-Sep 02-Oct 43 81.7 84.5 122 1893-2009 52
LA SAL 29-Apr 31-May 30-May 30-Jun 10-Sep 28-Sep 27-Sep 24-Oct 79 121.0 122.0 162 1901-1978 41
LA SAL 1SW 20-Apr 25-May 24-May 25-Jun 08-Sep 29-Sep 28-Sep 30-Oct 81 127.9 130.0 177 1978-2025 40
LA VERKIN 12-Feb 06-Apr 07-Apr 24-May 05-Oct 30-Oct 30-Oct 23-Nov 158 209.0 212.0 267 1950-2025 59
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: IN - LA

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
Lakefork #1 10-Jun 06-Jul 05-Jul 24-Jul 25-Jul 11-Aug 08-Aug 18-Sep 1† 36.7 34.5 87 1979-2025 36
Lakefork #3 08-May 31-May 25-May 23-Jun 07-Aug 21-Sep 22-Sep 27-Oct 45 114.0 121.5 164 2010-2025 12
Lakefork Basin 08-Jun 23-Jun 22-Jun 13-Jul 31-Jul 29-Aug 31-Aug 19-Sep 27 66.9 65.5 102 1981-2016 26
LAKEPOINT 02-Apr 03-May 05-May 29-May 21-Sep 30-Sep 30-Sep 11-Oct 130 151.0 149.0 176 1924-1929 4
LAKESIDE 31-Mar 17-Apr 18-Apr 30-Apr 22-Oct 26-Oct 24-Oct 03-Nov 175 190.8 189.0 210 1952-1968 4
LAKETOWN 08-May 14-Jun 13-Jun 22-Jul 03-Aug 11-Sep 12-Sep 23-Oct 27 90.1 87.5 165 1900-2025 122
Lasal Mountain 27-Apr 01-Jun 30-May 02-Jul 04-Sep 26-Sep 24-Sep 23-Oct 65 118.9 119.0 156 1981-2025 30
Lasal Mountain-Lower 01-May 21-May 22-May 23-Jun 08-Sep 06-Oct 07-Oct 28-Oct 91 138.7 146.0 158 2012-2025 12
LAVA POINT UTAH 11-May 05-Jun 07-Jun 30-Jun 30-Aug 22-Sep 22-Sep 23-Oct 70 110.3 110.0 153 1995-2025 29
LAYTON 28-Apr 14-May 14-May 30-May 25-Oct 26-Oct 26-Oct 27-Oct 150 165.0 165.0 180 2011-2013 2
LEEDS NEAR 28-Mar 17-Apr 19-Apr 13-May 11-Oct 06-Nov 12-Nov 28-Nov 175 204.2 196.0 239 1912-1939 13
LEHI 01-May 04-Jun 13-Jun 23-Jun 14-Sep 14-Sep 14-Sep 16-Sep 93 108.0 95.0 136 1914-1923 3
LEMAY 10-Mar 28-Apr 24-Apr 05-Jun 10-Sep 06-Oct 09-Oct 27-Oct 102 163.9 168.0 229 1911-1931 16
LEVAN 09-Apr 22-May 21-May 30-Jun 29-Aug 30-Sep 30-Sep 28-Oct 79 131.3 129.0 192 1893-2025 124
LEWISTON 16-Apr 26-May 24-May 30-Jun 08-Aug 15-Sep 15-Sep 13-Oct 50 112.9 114.0 150 1925-1976 50
Lightning Ridge 07-May 07-Jun 09-Jun 23-Jun 05-Sep 29-Sep 04-Oct 22-Oct 80 114.1 118.0 157 2004-2025 16
Lily Lake 12-May 24-Jun 22-Jun 24-Jul 25-Jul 01-Sep 06-Sep 22-Sep 1† 70.5 74.0 133 1980-2025 34
LINWOOD 28-Jun 28-Jun 28-Jun 28-Jun 13-Sep 13-Sep 14-Sep 14-Sep 77 77.0 77.0 77 1941-1943 1
Little Bear 26-Apr 24-May 21-May 18-Jun 17-Sep 08-Oct 06-Oct 28-Oct 111 139.1 130.0 185 1979-2025 17
Little Grassy 02-Apr 03-May 02-May 27-May 28-Sep 17-Oct 18-Oct 13-Nov 144 165.6 162.0 201 1986-2025 16
LITTLE SAHARA REC AREA 20-Apr 28-May 24-May 06-Jul 12-Aug 22-Sep 24-Sep 28-Oct 67 118.9 119.0 191 1979-2025 30
LOA 12-May 13-Jun 13-Jun 18-Jul 31-Jul 07-Sep 10-Sep 06-Oct 37 87.4 86.0 138 1893-2025 99
LOGAN 5 SW EXP FARM 17-Apr 20-May 17-May 21-Jun 03-Sep 24-Sep 22-Sep 22-Oct 82 128.5 128.0 178 1969-2025 49
LOGAN CACHE AP 28-Apr 22-May 18-May 18-Jun 07-Sep 26-Sep 25-Sep 26-Oct 95 127.7 123.0 181 1999-2025 27
LOGAN RADIO KVNU 17-Apr 15-May 11-May 23-Jun 08-Sep 28-Sep 28-Sep 24-Oct 94 136.8 136.0 171 1957-2025 61
LOGAN SUGAR FACTORY 05-May 24-May 20-May 19-Jun 09-Sep 16-Sep 15-Sep 28-Sep 88 116.5 115.0 137 1925-1941 13
LOGAN USU EXP STN 25-Apr 15-May 13-May 21-Jun 30-Aug 25-Sep 24-Sep 24-Oct 94 135.0 135.0 182 1951-1978 26
LOGAN UTAH ST UNIV 05-Apr 06-May 05-May 17-Jun 12-Sep 12-Oct 13-Oct 09-Nov 95 159.7 162.5 203 1893-2025 120
Lonesome Beaver 03-May 22-May 21-May 09-Jun 08-Sep 07-Oct 09-Oct 29-Oct 91 139.6 142.0 158 2015-2025 10
Long Flat 29-Apr 28-May 29-May 18-Jun 16-Sep 05-Oct 05-Oct 22-Oct 106 131.1 129.0 157 1980-2025 17
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: LA - LO

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
Long Valley Jct 29-Apr 22-May 22-May 09-Jun 08-Sep 04-Oct 04-Oct 24-Oct 91 136.1 139.0 158 1986-2025 20
Lookout Peak 08-May 12-Jun 13-Jun 11-Jul 24-Aug 18-Sep 19-Sep 22-Oct 61 99.4 99.5 137 1988-2025 34
LOST CREEK - SALINA 12S UTAH 02-May 28-May 29-May 18-Jun 08-Sep 04-Oct 04-Oct 29-Oct 92 129.4 128.0 166 1991-2025 34
Lost Creek Resv 08-May 08-Jun 11-Jun 26-Jun 09-Aug 13-Sep 13-Sep 09-Oct 44 97.7 94.0 137 2011-2025 15
Louis Meadow 03-May 28-May 23-May 18-Jun 06-Sep 28-Sep 29-Sep 23-Oct 82 125.1 124.0 160 2000-2025 16
LOW 29-Apr 03-May 02-May 05-May 29-Aug 01-Oct 04-Oct 19-Oct 133 146.5 148.5 156 1911-1919 4
LOWER AMERI FORK PWHS 02-Apr 02-May 01-May 11-Jun 23-Sep 19-Oct 20-Oct 14-Nov 120 170.7 172.5 207 1914-1957 40
LOWER MILL CREEK 31-Mar 01-May 01-May 07-Jun 15-Sep 17-Oct 19-Oct 13-Nov 127 171.2 171.0 208 1914-1953 35
LUCIN 18-Apr 24-May 23-May 22-Jul 28-Jul 20-Sep 22-Sep 02-Nov 6 119.8 127.0 195 1905-1990 39
LUND 03-May 30-May 31-May 03-Jul 01-Sep 18-Sep 18-Sep 13-Oct 62 112.0 114.0 145 1901-1967 27
LYTLE RCH 29-Jan 13-Apr 18-Apr 01-Jun 21-Sep 25-Oct 26-Oct 21-Nov 149 197.6 197.5 297 1988-2025 14
MAESER 9NW 24-Apr 27-May 30-May 17-Jun 12-Sep 25-Sep 23-Sep 15-Oct 99 121.8 120.0 166 1983-2009 25
MAGNA ASARCO FARM 16-May 22-May 22-May 28-May 20-Oct 21-Oct 21-Oct 22-Oct 1951-1957 0*
MAMMOTH RS 19-May 19-May 19-May 19-May 27-Oct 27-Oct 27-Oct 27-Oct 161 161.0 161.0 161 1896-1940 1
Mammoth-Cottonwood 12-May 18-Jun 17-Jun 19-Jul 27-Jul 09-Sep 12-Sep 20-Oct 22 84.8 86.0 149 1979-2025 36
MANILA 22-Apr 31-May 31-May 10-Jul 15-Aug 18-Sep 18-Sep 23-Oct 62 111.6 113.5 161 1910-2025 60
MANILA 18 ESE 03-May 06-May 05-May 08-May 26-Sep 30-Sep 30-Sep 04-Oct 146 147.5 147.5 149 2012-2014 2
MANTI 07-Apr 24-May 22-May 03-Jul 02-Sep 27-Sep 25-Sep 28-Oct 79 127.0 128.0 175 1894-2025 122
MANTI RADIO KMTI 12-May 03-Jun 02-Jun 30-Jun 10-Sep 20-Sep 21-Sep 05-Oct 73 110.8 110.0 138 2016-2025 9
MARYSVALE 29-Apr 02-Jun 01-Jun 30-Jun 24-Aug 18-Sep 18-Sep 09-Oct 68 108.1 110.0 147 1913-2023 57
MARYSVALE 3 21-May 10-Jun 10-Jun 06-Jul 31-Aug 15-Sep 15-Sep 03-Oct 73 98.3 92.0 134 1901-1913 12
MCCOOK RIDGE 28-Apr 20-May 15-May 17-Jun 02-Sep 28-Sep 27-Sep 29-Oct 91 132.9 131.0 169 1983-2025 39
Merchant Valley 22-May 11-Jun 11-Jun 30-Jun 28-Aug 18-Sep 19-Sep 18-Oct 66 101.0 101.0 134 1980-2025 22
MEXICAN HAT 19-Mar 20-Apr 19-Apr 31-May 21-Sep 23-Oct 23-Oct 15-Nov 143 187.9 188.0 233 1940-2019 59
MEXICAN HAT 10 NW 15-Apr 22-Apr 19-Apr 02-May 05-Oct 19-Oct 25-Oct 27-Oct 169 180.0 178.0 193 2011-2014 3
MIDLAKE 11-Mar 10-Apr 09-Apr 07-May 18-Sep 08-Nov 10-Nov 12-Dec 150 210.7 207.5 254 1911-1981 18
MIDVALE 06-Apr 13-May 13-May 14-Jun 04-Sep 30-Sep 28-Sep 07-Nov 94 140.4 140.0 188 1912-1971 47
MIDWAY 3 NE 01-Jun 07-Jun 10-Jun 10-Jun 07-Sep 26-Sep 01-Oct 07-Oct 116 117.7 118.0 119 2010-2014 3
Midway Valley 23-May 12-Jun 12-Jun 30-Jun 31-Aug 15-Sep 15-Sep 05-Oct 63 96.2 101.0 125 1980-2025 23
MILFORD 23-Apr 25-May 23-May 21-Jun 02-Sep 23-Sep 22-Sep 21-Oct 75 122.1 124.0 158 1928-2025 69
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: LO - MI

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
MILFORD 42 WNW 03-May 09-May 05-May 19-May 27-Sep 03-Oct 06-Oct 07-Oct 141 147.3 147.0 154 2011-2014 3
MILFORD MUNI AP 23-Apr 24-May 22-May 21-Jun 02-Sep 25-Sep 24-Sep 28-Oct 75 124.6 126.0 184 1928-2025 85
Mill-D North 07-May 07-Jun 09-Jun 03-Jul 24-Aug 23-Sep 22-Sep 27-Oct 63 108.9 108.0 164 1989-2025 32
MILLS 01-Jun 04-Jun 01-Jun 12-Jun 13-Sep 17-Sep 18-Sep 22-Sep 93 104.7 109.0 112 1912-1920 3
MINERSVILLE 02-Apr 10-May 15-May 04-Jun 24-Sep 02-Oct 02-Oct 15-Oct 120 138.0 135.0 159 1897-2013 3
Mining Fork 27-Apr 02-Jun 05-Jun 29-Jun 08-Sep 01-Oct 01-Oct 29-Oct 71 123.0 120.5 185 1989-2025 22
MOAB 08-Mar 18-Apr 17-Apr 18-May 16-Sep 17-Oct 18-Oct 09-Nov 136 182.8 182.0 239 1893-2024 115
MOAB CANYONLAND AP 09-Apr 26-Apr 23-Apr 29-May 02-Oct 16-Oct 15-Oct 10-Nov 142 174.0 175.5 206 1998-2025 26
MODENA 30-Apr 31-May 31-May 30-Jun 23-Aug 22-Sep 22-Sep 12-Oct 54 115.3 116.0 144 1948-2004 47
Monte Cristo 08-May 16-Jun 15-Jun 18-Jul 03-Aug 14-Sep 16-Sep 22-Oct 28 91.7 89.5 137 1979-2025 36
MONTEZUMA CREEK 15-May 27-May 29-May 07-Jun 13-Sep 04-Oct 10-Oct 21-Oct 112 131.2 130.0 151 1946-1956 6
MONTICELLO #2 29-Apr 20-May 20-May 09-Jun 09-Sep 07-Oct 07-Oct 28-Oct 92 141.8 147.5 166 2011-2025 12
MONTICELLO 24 NW 29-Apr 02-May 02-May 03-May 05-Oct 06-Oct 07-Oct 07-Oct 155 158.0 158.0 161 2011-2014 3
MONTICELLO 2E 25-Apr 28-May 29-May 27-Jun 08-Aug 29-Sep 02-Oct 01-Nov 83 124.9 125.0 175 1902-2011 89
MONUMENT VLY GOULDINGS 23-Apr 23-Apr 23-Apr 23-Apr 24-Oct 30-Oct 31-Oct 06-Nov 197 197.0 197.0 197 1956-1960 1
MONUMENT VLY MISSION 17-Mar 18-Apr 21-Apr 07-May 10-Oct 02-Nov 05-Nov 19-Nov 172 203.3 201.0 229 1962-1989 10
MOON LAKE 29-May 20-Jun 24-Jun 05-Jul 27-Jul 08-Sep 11-Sep 16-Oct 22 80.6 78.0 118 1935-2025 28
MORGAN 27-Apr 06-Jun 03-Jun 24-Jul 29-Jul 11-Sep 12-Sep 14-Oct 23 97.1 100.5 160 1903-2025 98
MORONI 01-May 02-Jun 01-Jun 03-Jul 07-Aug 18-Sep 20-Sep 18-Oct 47 110.0 110.0 156 1908-2025 89
Mosby Mtn. 30-May 17-Jun 18-Jun 05-Jul 09-Aug 07-Sep 11-Sep 20-Sep 49 83.2 84.5 111 1979-2025 18
MOSIDA 05-May 27-May 29-May 12-Jun 11-Sep 23-Sep 21-Sep 09-Oct 99 118.0 108.0 157 1911-1924 4
MOUNTAIN HOME 14-Jun 14-Jun 14-Jun 14-Jun 15-Sep 15-Sep 15-Sep 15-Sep 93 93.0 93.0 93 1912-1918 1
Mt Baldy 10-May 06-Jun 29-May 30-Jun 08-Sep 28-Sep 24-Sep 23-Oct 70 114.6 118.0 152 2012-2025 13
MT EMMONS 01-May 25-May 04-Jun 08-Jun 14-Sep 21-Sep 21-Sep 28-Sep 109 119.0 112.0 136 1949-1953 3
MT. PLEASANT 08-May 28-May 29-May 14-Jun 11-Sep 29-Sep 01-Oct 15-Oct 102 125.3 123.0 160 1894-1910 7
MTN DELL DAM 15-Apr 27-May 24-May 30-Jun 20-Aug 23-Sep 22-Sep 28-Oct 65 119.9 121.0 195 1920-2025 77
MUD SPRING - EUREKA 13SW UTAH 18-Apr 22-May 20-May 18-Jun 09-Sep 03-Oct 04-Oct 28-Oct 87 135.0 133.0 193 1991-2025 34
MURRAY 27-Apr 08-May 04-May 30-May 24-Sep 05-Oct 08-Oct 14-Oct 129 148.8 150.5 165 1924-1929 4
MYTON 23-Apr 22-May 22-May 05-Jul 09-Sep 30-Sep 28-Sep 28-Oct 79 134.6 132.5 179 1916-2025 64
NATURAL BRIDGES NM 17-Apr 15-May 12-May 18-Jun 13-Sep 09-Oct 08-Oct 11-Nov 106 149.1 154.5 200 1965-2025 54
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: MI - NA

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
NAVAJO MTN 03-May 18-May 14-May 13-Jun 04-Sep 05-Oct 06-Oct 07-Nov 111 137.3 135.0 174 1957-1975 7
NEOLA 25-Apr 24-May 21-May 30-Jun 23-Aug 27-Sep 25-Sep 28-Oct 54 126.8 127.0 165 1956-2025 54
NEPHI 11-Apr 14-May 14-May 14-Jun 09-Sep 03-Oct 04-Oct 04-Nov 94 143.1 140.0 204 1904-2025 76
NEPHI 5 SSW 10-May 08-Jun 03-Jun 03-Jul 31-Aug 21-Sep 22-Sep 15-Oct 79 107.3 112.0 140 1906-1941 18
NEW HARMONY 14-Apr 12-May 09-May 06-Jun 13-Sep 11-Oct 13-Oct 07-Nov 117 152.0 152.0 190 1911-2025 63
NEWCASTLE 27-Apr 27-Apr 27-Apr 27-Apr 29-Sep 29-Sep 29-Sep 29-Sep 1911-1926 0*
NORTH LONG POINT UTAH 27-Apr 27-May 27-May 23-Jun 04-Sep 30-Sep 02-Oct 27-Oct 81 125.5 126.0 157 1998-2025 25
NORWAY - KAMAS 10 W UTAH 29-May 19-Jun 18-Jun 11-Jul 27-Jul 08-Sep 11-Sep 02-Oct 46 81.4 84.0 105 1984-2025 30
NUTTERS RCH 26-Apr 20-May 17-May 18-Jun 02-Sep 27-Sep 25-Sep 23-Oct 76 130.0 126.5 164 1964-2025 26
OAK CITY 14-Apr 13-May 13-May 19-Jun 04-Sep 08-Oct 08-Oct 08-Nov 94 149.9 153.0 203 1905-2025 102
Oak Creek 02-May 22-May 20-May 18-Jun 08-Sep 06-Oct 06-Oct 29-Oct 92 135.8 139.0 167 2010-2025 13
OGDEN 2 18-Apr 12-May 09-May 16-Jun 10-Sep 05-Oct 06-Oct 26-Oct 92 147.0 151.0 182 1893-1940 23
OGDEN HILL AFB 02-Apr 30-Apr 30-Apr 23-May 17-Sep 19-Oct 21-Oct 08-Nov 132 172.2 171.0 209 1948-1970 22
OGDEN HINKLEY AP 01-Apr 25-Apr 19-Apr 19-May 28-Sep 22-Oct 24-Oct 16-Nov 138 180.8 179.0 229 1948-2025 30
OGDEN NE BENCH 15-Apr 29-Apr 28-Apr 30-May 10-Oct 24-Oct 25-Oct 17-Nov 149 177.7 178.0 216 2011-2025 14
OGDEN PIONEER PH 22-Mar 30-Apr 01-May 25-May 17-Sep 16-Oct 17-Oct 13-Nov 133 170.7 168.0 221 1902-2011 68
OGDEN SUGAR FACTORY 02-Apr 05-May 05-May 02-Jun 17-Sep 10-Oct 12-Oct 09-Nov 121 159.9 160.5 204 1925-2009 76
OLMSTEAD PH 08-Apr 03-May 07-May 19-May 18-Sep 13-Oct 12-Oct 12-Nov 134 164.8 166.0 205 1977-2003 26
ORDERVILLE 21-Apr 21-May 19-May 29-Jun 01-Sep 04-Oct 05-Oct 26-Oct 79 136.5 137.0 177 1910-2014 61
OREM TRTMT PLT 20-Mar 22-Apr 21-Apr 11-May 28-Sep 20-Oct 16-Oct 15-Nov 140 181.6 180.0 217 1983-2010 22
ORRS RCH 21-May 09-Jun 08-Jun 30-Jun 29-Jul 09-Sep 10-Sep 04-Oct 73 95.3 92.5 118 1925-1949 18
OTTER CREEK DAM 21-May 07-Jun 13-Jun 18-Jun 13-Sep 16-Sep 16-Sep 19-Sep 87 92.5 92.5 98 1977-1981 2
OTTER CREEK UTAH 09-May 03-Jun 07-Jun 21-Jun 01-Sep 26-Sep 26-Sep 27-Oct 81 116.4 115.0 164 2003-2025 23
OURAY 4NE 14-Apr 09-May 08-May 14-Jun 17-Aug 27-Sep 28-Sep 15-Oct 89 141.9 143.0 182 1941-2024 55
PAHREAH 31-Mar 17-Apr 08-Apr 20-May 21-Sep 06-Oct 10-Oct 16-Oct 147 173.3 176.5 193 1895-1900 4
PANGUITCH 19-May 20-Jun 21-Jun 23-Jul 25-Jul 05-Sep 07-Sep 06-Oct 26 78.2 77.0 128 1904-2025 92
Panguitch Lake RS 04-May 24-May 22-May 11-Jun 09-Sep 30-Sep 02-Oct 23-Oct 93 130.3 134.0 157 2014-2025 11
PARIA RS 16-Apr 03-May 26-Apr 09-Jun 03-Oct 22-Oct 25-Oct 07-Nov 134 172.8 176.0 193 1999-2025 10
PARK CITY 09-May 04-Jun 08-Jun 28-Jun 16-Aug 15-Sep 14-Sep 18-Oct 78 105.0 95.0 144 1993-2025 14
PARK CITY G.C. 03-May 12-Jun 08-Jun 20-Jul 01-Aug 13-Sep 15-Sep 17-Oct 14 95.1 103.0 141 1896-1991 43
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: NE - PA

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
PARK CITY MEADOWS 07-Jul 07-Jul 07-Jul 07-Jul 05-Sep 05-Sep 05-Sep 05-Sep 60 60.0 60.0 60 1979-1980 1
PARK CITY NORANDA MINE 15-Jun 15-Jun 15-Jun 15-Jun 26-Sep 26-Sep 26-Sep 26-Sep 103 103.0 103.0 103 1981-1982 1
PARK CITY SUMMIT HOUSE 23-May 18-Jun 26-Jun 30-Jun 20-Aug 09-Sep 05-Sep 03-Oct 67 84.3 85.0 120 1969-1977 9
PARK VALLEY 26-Apr 26-May 23-May 30-Jun 23-Aug 25-Sep 24-Sep 05-Nov 82 124.8 125.5 181 1911-1990 48
PARK VALLEY MUDDY RCH 10-May 27-May 21-May 19-Jun 03-Sep 24-Sep 22-Sep 21-Oct 76 118.6 121.0 164 1970-1982 9
Parleys Summit 07-May 03-Jun 08-Jun 21-Jun 04-Sep 27-Sep 25-Sep 30-Oct 86 119.0 122.0 167 1979-2025 27
PAROWAN 17-Apr 24-May 21-May 03-Jul 02-Sep 29-Sep 27-Sep 31-Oct 83 128.9 128.5 180 1893-2025 98
Parrish Creek 28-Apr 01-Jun 05-Jun 22-Jun 08-Sep 01-Oct 02-Oct 29-Oct 86 123.0 120.5 172 2000-2025 26
PARTOUN 21-Apr 22-May 21-May 30-Jun 26-Aug 22-Sep 22-Sep 31-Oct 75 124.5 124.0 193 1905-2025 72
Payson R.S. 07-May 03-Jun 02-Jun 22-Jun 04-Sep 29-Sep 30-Sep 27-Oct 85 119.1 120.0 164 1980-2025 28
Pickle Keg 04-May 31-May 01-Jun 22-Jun 16-Sep 02-Oct 02-Oct 29-Oct 102 125.9 124.0 158 1979-2025 19
Pine Creek 11-May 03-Jun 03-Jun 22-Jun 10-Sep 01-Oct 02-Oct 29-Oct 85 121.2 121.0 158 1985-2025 17
PINEVIEW 14-Jun 30-Jun 02-Jul 08-Jul 26-Jul 18-Aug 30-Aug 05-Sep 46 57.8 61.0 63 1911-1923 4
PINEVIEW DAM 14-Apr 24-May 21-May 09-Jul 25-Aug 25-Sep 22-Sep 05-Nov 55 125.6 122.0 205 1935-2025 81
PINTO 07-Jun 23-Jun 24-Jun 06-Jul 26-Jul 06-Sep 10-Sep 27-Sep 27 73.4 78.0 90 1897-1940 19
PIUTE DAM 04-May 27-May 28-May 30-Jun 04-Sep 25-Sep 24-Sep 14-Oct 101 122.1 119.0 154 1912-1971 40
PLATEAU 24-Jun 05-Jul 30-Jun 19-Jul 01-Aug 23-Aug 24-Aug 18-Sep 28 50.0 51.5 64 1902-1907 6
PLEASANT CK POWERHOUSE 05-Jun 15-Jun 18-Jun 22-Jun 20-Aug 04-Sep 09-Sep 15-Sep 59 81.3 83.0 102 1956-1967 3
PLEASANT GROVE 20-Mar 05-May 06-May 14-Jun 13-Sep 12-Oct 13-Oct 12-Nov 110 160.3 159.0 228 1947-2025 69
PLEASANT GROVE UTAH 26-Mar 27-Apr 28-Apr 24-May 01-Oct 26-Oct 26-Oct 22-Nov 150 179.5 180.0 236 1997-2025 24
PLYMOUTH 24-Apr 19-May 30-May 02-Jun 30-Aug 09-Sep 10-Sep 19-Sep 89 113.3 112.0 139 1940-2025 3
PRICE 3 E 29-Apr 01-May 01-May 03-May 28-Sep 11-Oct 11-Oct 24-Oct 148 163.0 163.0 178 2012-2014 2
PRICE BLM 06-Apr 13-May 15-May 14-Jun 16-Sep 06-Oct 09-Oct 05-Nov 118 146.2 144.0 188 1969-2017 18
PRICE CARBON CO AP 16-Apr 09-May 07-May 13-Jun 23-Sep 11-Oct 11-Oct 30-Oct 117 155.2 155.0 195 1999-2025 26
PRICE GAME FARM 08-Apr 12-May 12-May 03-Jul 17-Aug 02-Oct 05-Oct 24-Oct 80 143.3 145.5 190 1889-1968 40
PROVO 22 E 02-Jul 12-Jul 10-Jul 23-Jul 03-Aug 04-Aug 03-Aug 06-Aug 14 23.3 24.0 32 2011-2014 3
PROVO AP 04-Apr 27-Apr 29-Apr 13-May 01-Oct 14-Oct 13-Oct 04-Nov 144 167.4 164.0 190 1948-2025 5
PROVO BYU 20-Mar 28-Apr 28-Apr 11-Jun 19-Sep 15-Oct 13-Oct 17-Nov 116 171.0 172.0 230 1917-2025 57
PROVO RADIO KAYK 20-Apr 20-May 17-May 30-Jun 17-Aug 19-Sep 19-Sep 15-Oct 57 125.9 127.0 178 1952-1977 18
RANCH 03-Jun 26-Jun 27-Jun 18-Jul 29-Jul 01-Sep 05-Sep 03-Oct 22 69.3 76.0 95 1902-1914 12
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: PA - RA

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
RANDOLPH 21-May 26-Jun 23-Jun 22-Jul 25-Jul 20-Aug 24-Aug 19-Sep 3 55.2 57.0 88 1893-2025 39
RAYS VALLEY UTAH 07-May 02-Jun 02-Jun 22-Jun 06-Sep 26-Sep 25-Sep 23-Oct 81 118.3 117.0 160 1996-2025 27
RED BUTTE 1 04-Apr 16-Apr 16-Apr 28-Apr 17-Oct 21-Oct 22-Oct 26-Oct 172 188.5 188.5 205 1931-1933 2
Red Pine Ridge 28-May 14-Jun 13-Jun 05-Jul 08-Aug 09-Sep 14-Sep 23-Sep 50 87.6 88.5 112 1979-2025 18
Redden Mine Lwr 07-May 03-Jun 09-Jun 22-Jun 08-Sep 03-Oct 03-Oct 27-Oct 91 123.0 122.0 164 2013-2025 13
Rees Flat 11-May 14-Jun 19-Jun 30-Jun 01-Sep 17-Sep 18-Sep 01-Oct 63 95.6 95.0 130 2012-2025 13
RICHFIELD RADIO KSVC 18-Apr 27-May 24-May 20-Jul 22-Aug 19-Sep 19-Sep 16-Oct 49 117.2 119.0 164 1893-2025 104
RICHMOND 17-Apr 20-May 18-May 30-Jun 23-Aug 27-Sep 26-Sep 27-Oct 63 130.0 129.5 183 1912-2025 72
RIVERDALE 02-Apr 10-May 10-May 25-Jun 10-Sep 08-Oct 10-Oct 08-Nov 82 150.9 151.5 203 1914-1991 68
RIVERTON 14-May 22-May 23-May 27-May 13-Sep 23-Sep 23-Sep 04-Oct 119 125.0 122.0 134 1966-1968 3
Rock Creek 08-May 08-Jun 10-Jun 19-Jul 08-Aug 19-Sep 18-Sep 25-Oct 20 104.5 106.5 161 1980-2025 32
Rocky Basin-Settleme 11-May 08-Jun 10-Jun 11-Jul 27-Aug 24-Sep 23-Sep 23-Oct 78 109.5 107.0 160 1980-2025 19
ROOSEVELT RADIO 24-Apr 19-May 15-May 14-Jun 26-Aug 25-Sep 25-Sep 28-Oct 84 129.6 129.5 169 1948-2025 70
ROSEBUD UTAH 23-Apr 19-May 18-May 18-Jun 09-Sep 04-Oct 02-Oct 04-Nov 92 139.7 144.0 193 2003-2025 23
ROSETTE 27-Apr 26-May 27-May 20-Jun 26-Aug 29-Sep 30-Sep 27-Oct 74 128.4 124.0 183 1990-2025 29
SAHARA 02-May 20-May 15-May 12-Jun 12-Sep 17-Sep 18-Sep 23-Sep 131 132.0 132.0 133 1913-1915 2
SALDURO 15-Mar 14-Apr 20-Apr 27-Apr 10-Oct 28-Oct 02-Nov 06-Nov 166 196.4 194.0 236 1921-1926 5
SALINA 28-Apr 29-May 26-May 30-Jun 17-Aug 18-Sep 17-Sep 14-Oct 54 112.0 115.0 156 1924-2011 46
SALINA 24 E 06-May 31-May 26-May 22-Jul 02-Sep 26-Sep 24-Sep 23-Oct 48 118.7 117.0 158 1986-2025 33
SALINE 05-May 11-May 10-May 16-May 14-Oct 15-Oct 16-Oct 17-Oct 154 154.0 154.0 154 1966-1968 1
SALT LAKE CITY 19-Mar 13-Apr 13-Apr 02-May 11-Oct 31-Oct 31-Oct 21-Nov 175 202.7 204.5 233 1928-1954 26
SALT LAKE CITY E BENCH 31-Mar 02-May 29-Apr 01-Jul 18-Sep 18-Oct 22-Oct 03-Nov 139 173.6 173.5 216 1990-2005 10
SALT LAKE CITY INTL AP 07-Mar 22-Apr 20-Apr 28-May 17-Sep 20-Oct 22-Oct 17-Nov 125 182.0 187.0 243 1948-2025 77
SALT LAKE CITY SUB SEW 20-Apr 05-May 04-May 18-May 15-Sep 04-Oct 06-Oct 25-Oct 127 151.3 155.0 176 1967-1978 9
SALT LAKE TRIAD CTR 16-Feb 09-Apr 14-Apr 01-May 10-Oct 06-Nov 05-Nov 21-Nov 182 212.1 210.0 261 1985-2020 9
SALTAIR 17-Mar 15-Apr 14-Apr 02-Jun 20-Sep 24-Oct 24-Oct 17-Nov 137 190.5 188.0 238 1903-1942 21
SALTAIR SALT PLT 06-Mar 30-Apr 30-Apr 01-Jun 17-Sep 15-Oct 14-Oct 17-Nov 130 168.9 166.0 237 1956-1991 19
SANDY RCH 21-Apr 11-May 10-May 20-Jun 03-Sep 24-Sep 25-Sep 14-Oct 75 134.8 136.0 166 1964-1988 9
SANTAQUIN CHLORINATOR 06-Apr 15-May 13-May 17-Jun 09-Sep 05-Oct 05-Oct 05-Nov 96 145.0 143.0 184 1914-2025 96
SCIPIO 28-Apr 07-Jun 05-Jun 20-Jul 13-Aug 15-Sep 15-Sep 18-Oct 24 101.3 101.5 147 1895-2025 114
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: RA - SC

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
SCOFIELD 18-Jun 09-Jul 10-Jul 24-Jul 27-Jul 11-Aug 09-Aug 11-Sep 7 34.0 30.5 71 1893-1984 24
SCOFIELD DAM 24-May 23-Jun 22-Jun 23-Jul 06-Aug 05-Sep 10-Sep 04-Oct 29 75.3 80.0 109 1948-2025 49
SCOFIELD-SKYLINE MINE 18-May 18-Jun 18-Jun 23-Jul 08-Aug 12-Sep 14-Sep 19-Oct 38 85.9 86.0 149 1984-2025 38
Seeley Creek 11-May 14-Jun 14-Jun 04-Jul 24-Aug 18-Sep 19-Sep 20-Oct 59 96.3 97.0 149 1980-2025 35
SEVERE RCH 26-Jun 26-Jun 26-Jun 26-Jun 31-Jul 31-Jul 31-Jul 31-Jul 35 35.0 35.0 35 1950-1951 1
SEVIER BRIDGE DAM 05-May 28-May 30-May 20-Jun 31-Aug 15-Sep 15-Sep 05-Oct 85 108.9 112.0 131 1922-1932 7
SEVIER DRY LAKE 26-May 03-Jun 01-Jun 13-Jun 14-Aug 09-Sep 09-Sep 05-Oct 62 97.0 97.0 132 1988-1993 2
SEVIER RESERVOIR - SCIPIO 9NNE 17-Apr 06-May 05-May 01-Jun 17-Sep 09-Oct 09-Oct 30-Oct 111 157.1 157.0 194 1988-2025 35
SHIFTING SANDS RCH 19-Mar 13-Apr 11-Apr 12-May 08-Oct 18-Oct 18-Oct 28-Oct 169 181.3 172.0 203 1989-1992 3
SIGNAL PEAK - MONROE 5E UTAH 27-Apr 01-Jun 31-May 25-Jun 04-Sep 28-Sep 30-Sep 29-Oct 86 120.8 119.0 159 1983-2025 41
SIGURD U P & L 03-May 17-May 13-May 08-Jun 12-Sep 26-Sep 26-Sep 15-Oct 96 132.3 133.0 165 1980-1995 13
SILVER LAKE BRIGHTON 29-May 28-Jun 27-Jun 23-Jul 26-Jul 29-Aug 31-Aug 23-Sep 9 62.3 63.0 99 1915-2025 84
SINGLETREE 04-Jun 06-Jun 06-Jun 08-Jun 08-Sep 19-Sep 20-Sep 01-Oct 92 105.5 105.5 119 1893-1894 2
Smith & Morehouse 08-May 12-Jun 15-Jun 05-Jul 31-Jul 16-Sep 16-Sep 23-Oct 39 96.8 94.0 160 1979-2025 33
SMITHFIELD 03-May 17-May 09-May 03-Jun 12-Sep 19-Sep 22-Sep 29-Sep 107 126.0 132.0 137 1925-1930 5
SNAKE CREEK POWERHOUSE 14-May 14-Jun 14-Jun 07-Jul 29-Jul 09-Sep 11-Sep 14-Oct 35 87.8 88.0 140 1914-2025 95
SNOWBIRD 15-Aug 15-Aug 15-Aug 15-Aug 1977-1979 0*
Snowbird 07-May 07-Jun 10-Jun 03-Jul 01-Sep 25-Sep 25-Sep 27-Oct 81 111.2 109.0 164 1990-2025 31
SNOWVILLE 26-Apr 10-Jun 11-Jun 10-Jul 28-Jul 12-Sep 13-Sep 03-Nov 22 94.4 96.0 145 1893-1991 68
SNYDERVILLE 22-Jun 04-Jul 07-Jul 13-Jul 30-Jul 17-Aug 17-Aug 04-Sep 38 46.5 44.5 59 1993-2025 4
SOLDIER CREEK 09-Jul 17-Jul 16-Jul 24-Jul 28-Jul 31-Jul 30-Jul 09-Aug 9 15.3 16.5 19 1969-1973 4
SOLDIER SUMMIT 27-May 03-Jul 03-Jul 23-Jul 26-Jul 24-Aug 27-Aug 09-Oct 9 53.5 54.0 97 1893-2002 56
SPANISH FK PWR HOUSE 25-Mar 01-May 01-May 14-Jun 05-Sep 14-Oct 15-Oct 17-Nov 116 167.0 164.0 230 1909-2025 110
SPANISH FORK 1 S 15-Apr 07-May 11-May 20-May 21-Sep 02-Oct 01-Oct 22-Oct 125 148.7 146.0 183 1950-1959 9
SPANISH VALLEY 25 SW 15-Apr 17-Apr 17-Apr 19-Apr 25-Oct 29-Oct 30-Oct 03-Nov 193 195.5 195.5 198 2012-2014 2
Spirit Lk 08-Jun 27-Jun 28-Jun 12-Jul 28-Jul 26-Aug 28-Aug 18-Sep 31 61.6 62.0 87 2010-2025 16
Squaw Springs 12-May 31-May 25-May 23-Jun 08-Sep 01-Oct 01-Oct 22-Oct 82 123.8 122.5 151 2011-2025 12
ST GEORGE 09-Feb 01-Apr 30-Mar 20-May 21-Sep 29-Oct 01-Nov 25-Nov 135 211.1 215.0 283 1893-2025 102
ST GEORGE CAA AP 16-Mar 27-Mar 25-Mar 12-Apr 21-Oct 04-Nov 05-Nov 18-Nov 205 222.7 224.0 239 1948-1954 6
ST. GEORGE 15 NE 23-Feb 01-Mar 01-Mar 07-Mar 03-Dec 03-Dec 03-Dec 03-Dec 283 283.0 283.0 283 2011-2012 1
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: SC - ST

▲

Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
ST. JOHN 27-Apr 12-Jun 14-Jun 19-Jul 22-Aug 08-Sep 09-Sep 20-Sep 42 88.3 88.0 136 1911-1929 13
STANDROD 15-May 06-Jun 05-Jun 22-Jun 05-Sep 23-Sep 22-Sep 19-Oct 81 107.2 112.0 144 1910-1942 9
Steel Creek Park 29-May 28-Jun 22-Jun 24-Jul 27-Jul 29-Aug 02-Sep 06-Oct 3 63.8 65.0 112 1979-2025 35
Strawberry Divide 03-May 02-Jun 02-Jun 01-Jul 26-Aug 26-Sep 25-Sep 27-Oct 81 117.9 114.0 164 1979-2025 31
STRAWBERRY HWY STN 27-Jun 13-Jul 16-Jul 20-Jul 25-Jul 07-Aug 07-Aug 21-Aug 10 25.8 19.0 55 1962-1968 4
STRAWBERRY HWY STN 17-Jul 17-Jul 17-Jul 17-Jul 02-Aug 17-Aug 18-Aug 02-Sep 47 47.0 47.0 47 1954-1984 1
STRAWBERRY RSVR EAST P 31-May 04-Jul 04-Jul 23-Jul 25-Jul 18-Aug 24-Aug 13-Sep 8 46.0 51.0 105 1956-1977 19
STRAWBERRY TUNNEL WEST 09-Jun 24-Jun 23-Jun 09-Jul 25-Aug 06-Sep 06-Sep 20-Sep 59 74.8 78.5 83 1909-1913 4
SUNDANCE 13-May 31-May 26-May 22-Jun 13-Sep 26-Sep 27-Sep 10-Oct 104 119.6 117.5 135 1996-2008 10
Sunflower Flat 04-May 24-May 24-May 09-Jun 08-Sep 03-Oct 01-Oct 23-Oct 91 132.7 133.0 155 2014-2025 12
SUNNYSIDE 22-Apr 25-May 25-May 03-Jul 03-Sep 03-Oct 03-Oct 30-Oct 77 132.8 134.0 176 1905-1988 28
SUNNYSIDE CITY 13-Apr 02-May 02-May 22-Jun 09-Sep 13-Oct 15-Oct 01-Nov 110 165.4 172.0 195 2009-2025 11
SUNNYSIDE CITY CTR 30-Apr 22-May 23-May 14-Jun 13-Sep 02-Oct 04-Oct 24-Oct 104 133.6 133.0 168 1989-2008 17
Suu Ranch 11-May 10-Jun 15-Jun 30-Jun 09-Sep 30-Sep 02-Oct 23-Oct 71 112.6 108.0 157 2014-2025 12
TABIONA 1 SE 12-Jun 28-Jun 04-Jul 06-Jul 12-Sep 12-Sep 12-Sep 12-Sep 68 68.0 68.0 68 1982-1985 1
Takka Wiiya 19-May 03-Jun 03-Jun 18-Jun 29-Sep 29-Sep 29-Sep 29-Sep 103 103.0 103.0 103 2014-2015 1
TEASDALE 27-Apr 27-May 27-May 15-Jun 05-Sep 19-Sep 19-Sep 19-Oct 92 115.3 112.5 151 1895-1920 12
TELEGRAPH FLAT - KANAB 17E UTA 11-Apr 14-May 14-May 18-Jun 10-Sep 10-Oct 09-Oct 01-Nov 93 149.4 149.0 194 1988-2025 35
Temple Fork 07-May 30-May 23-May 22-Jun 12-Sep 07-Oct 06-Oct 27-Oct 86 130.4 128.0 172 2002-2025 10
TERRACE 11-May 24-May 25-May 03-Jun 10-Sep 13-Sep 14-Sep 17-Sep 106 107.0 107.0 108 1899-1904 2
Thaynes Canyon 11-May 09-Jun 11-Jun 01-Jul 24-Aug 19-Sep 20-Sep 27-Oct 62 103.1 102.0 164 1988-2025 33
THIOKOL PROPULSION F S 01-May 26-May 20-May 30-Jun 26-Aug 21-Sep 20-Sep 19-Oct 72 120.4 120.5 158 1962-2009 42
THISTLE 01-Apr 07-Jun 14-Jun 10-Jul 13-Aug 07-Sep 02-Sep 24-Oct 36 95.8 88.0 202 1894-1913 13
THISTLE 2 SW 16-Jun 03-Jul 02-Jul 21-Jul 29-Jul 04-Aug 02-Aug 15-Aug 22 32.4 31.0 45 1975-1979 5
THISTLE 3 N 24-May 18-Jun 19-Jun 21-Jul 30-Jul 01-Sep 05-Sep 04-Oct 32 74.5 76.0 116 1915-1947 22
Thistle Flat 07-May 01-Jun 24-May 22-Jun 08-Sep 01-Oct 02-Oct 24-Oct 91 122.9 124.0 154 2012-2025 13
THOMPSON 01-Apr 27-Apr 28-Apr 25-May 15-Sep 19-Oct 20-Oct 15-Nov 135 175.9 177.0 208 1911-2025 51
Timberline 27-May 12-Jun 11-Jun 01-Jul 08-Sep 20-Sep 21-Sep 06-Oct 69 101.2 101.5 122 2008-2025 18
TIMPANOGOS CAVE 03-Apr 12-May 11-May 03-Jul 25-Aug 09-Oct 08-Oct 12-Nov 53 150.5 151.0 205 1947-2020 57
Timpanogos Divide 03-May 31-May 31-May 22-Jun 06-Sep 01-Oct 03-Oct 27-Oct 99 124.5 120.5 164 1979-2025 16
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: ST - TO

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
TOM BEST SPRING UTAH 19-May 13-Jun 13-Jun 30-Jun 31-Aug 16-Sep 16-Sep 07-Oct 66 96.5 95.0 138 1998-2025 27
Tony Grove Lake 08-May 06-Jun 10-Jun 22-Jun 06-Sep 27-Sep 25-Sep 22-Oct 81 114.2 113.0 140 1979-2025 19
Tony Grove RS 11-May 10-Jun 16-Jun 23-Jun 28-Jul 10-Sep 13-Sep 12-Oct 47 95.3 94.5 135 2009-2025 16
TOOELE 15-Mar 07-May 06-May 03-Jul 13-Sep 15-Oct 17-Oct 08-Nov 106 162.3 163.0 234 1896-2025 127
TOPAZ 04-May 12-May 11-May 19-May 03-Oct 08-Oct 08-Oct 13-Oct 147 149.5 149.5 152 1943-1944 2
TOQUERVILLE 12-Apr 12-Apr 12-Apr 12-Apr 31-Oct 31-Oct 31-Oct 31-Oct 202 202.0 202.0 202 1941-1942 1
TORREY 7 E 12-Apr 25-Apr 24-Apr 08-May 03-Oct 19-Oct 23-Oct 05-Nov 156 178.0 180.0 203 2008-2025 17
TREMONTON 20-Mar 05-May 04-May 11-Jun 10-Sep 07-Oct 07-Oct 31-Oct 108 156.8 154.0 209 1914-2010 39
TRENTON 27-Apr 26-May 30-May 30-Jun 02-Aug 20-Sep 20-Sep 28-Oct 57 118.0 119.0 176 1944-2025 37
Trial Lake 31-May 24-Jun 20-Jun 24-Jul 25-Jul 31-Aug 06-Sep 04-Oct 1† 69.8 77.5 107 1979-2025 36
TROPIC 27-Apr 02-Jun 31-May 24-Jul 25-Jul 23-Sep 24-Sep 22-Oct 1† 114.0 117.0 172 1893-1999 77
TROPIC 9 SE 04-May 23-May 27-May 03-Jun 28-Sep 14-Oct 16-Oct 26-Oct 126 144.0 148.0 154 2009-2014 4
Trout Creek 27-May 25-Jun 23-Jun 24-Jul 25-Jul 29-Aug 02-Sep 20-Sep 1† 65.2 65.5 108 1979-2025 34
TULE VALLEY - DELTA 49W UTAH 18-Mar 23-Apr 20-Apr 01-Jun 01-Oct 24-Oct 26-Oct 16-Nov 128 183.9 186.0 231 1988-2025 35
UINTALANDS 19-Jun 04-Jul 05-Jul 19-Jul 27-Jul 25-Aug 01-Sep 21-Sep 20 53.5 54.0 90 1978-1989 11
UINTALANDS JACKSON 25-Jun 27-Jun 27-Jun 29-Jun 25-Aug 25-Aug 25-Aug 25-Aug 61 61.0 61.0 61 1989-1991 1
UNIV OF UTAH 03-Apr 03-May 30-Apr 06-Jun 13-Sep 21-Oct 23-Oct 19-Nov 136 173.0 173.0 208 1914-1990 28
Upper Joes Valley 11-May 07-Jun 09-Jun 30-Jun 08-Sep 21-Sep 23-Sep 07-Oct 70 106.3 110.0 136 2012-2025 13
UPPER P.R. CANYON UTAH 03-May 29-May 29-May 26-Jun 26-Aug 25-Sep 24-Sep 27-Oct 85 120.5 119.0 158 1983-2025 41
UPPER SAND WASH UTAH 25-Apr 22-May 23-May 17-Jun 08-Sep 29-Sep 27-Sep 27-Oct 86 130.7 129.0 169 1984-2025 38
Usu Doc Daniel 09-May 11-Jun 17-Jun 29-Jun 31-Aug 22-Sep 23-Sep 22-Oct 70 103.4 104.0 137 2007-2025 18
UTAH LAKE LEHI 23-Mar 13-May 13-May 30-Jun 08-Sep 30-Sep 30-Sep 17-Nov 82 140.7 138.0 239 1904-2025 89
UTAH TEST RANGE 20-Apr 17-May 18-May 18-Jun 14-Sep 05-Oct 05-Oct 27-Oct 113 143.8 144.0 185 1991-2025 16
VALLEY OF THE GODS 16-Mar 07-Apr 06-Apr 20-Apr 11-Oct 05-Nov 06-Nov 19-Nov 193 212.0 209.0 232 2015-2025 9
VERNAL 20-Apr 24-May 21-May 07-Jul 27-Aug 23-Sep 23-Sep 28-Oct 62 122.8 123.0 190 1895-2025 103
VERNAL 23 SSE 28-Apr 01-May 30-Apr 03-May 28-Sep 01-Oct 01-Oct 04-Oct 148 153.5 153.5 159 2012-2014 2
VERNAL MUNICIPAL AP 16-Apr 24-May 21-May 07-Jul 27-Aug 24-Sep 23-Sep 28-Oct 62 123.6 124.0 195 1895-2025 108
VERNON 05-May 31-May 28-May 30-Jun 20-Aug 21-Sep 22-Sep 27-Oct 72 114.1 115.0 164 1954-2025 50
VERNON - VERNON 10N UTAH 02-May 29-May 24-May 18-Jun 16-Aug 24-Sep 24-Sep 27-Oct 81 119.2 119.0 164 1991-2025 35
Vernon Creek 26-Apr 31-May 05-Jun 22-Jun 02-Sep 01-Oct 02-Oct 27-Oct 82 124.4 123.0 184 1979-2025 24
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: TO - VE

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Station Name Last spring freeze First fall freeze Freeze-free Period Years
Early Avg Median Late Early Avg Median Late Short Avg Median Long
VEYO PWR HOUSE 03-Mar 28-Apr 27-Apr 14-Jun 14-Sep 21-Oct 24-Oct 21-Nov 106 177.1 181.0 242 1958-2017 42
WAH WAH RCH 05-May 29-May 26-May 01-Jul 01-Aug 24-Sep 24-Sep 21-Oct 73 118.5 121.0 153 1956-2008 45
WANSHIP DAM 14-May 15-Jun 18-Jun 08-Jul 26-Jul 04-Sep 08-Sep 29-Sep 28 81.5 84.0 130 1956-2025 67
WATSON NEAR 04-May 26-May 28-May 03-Jul 30-Aug 24-Sep 25-Sep 14-Oct 89 121.3 118.0 163 1911-1928 17
WEBER BASIN PUMP PLT 3 31-Mar 07-May 02-May 18-Jun 21-Sep 15-Oct 16-Oct 08-Nov 124 162.1 162.0 199 1962-2025 14
Webster Flat 29-Apr 30-May 29-May 20-Jun 16-Sep 04-Oct 03-Oct 30-Oct 101 126.4 124.0 159 1980-2025 19
WELLINGTON 14-May 06-Jun 06-Jun 06-Jul 20-Aug 08-Sep 12-Sep 22-Sep 74 97.9 97.0 127 1900-1942 7
WELLINGTON 3 E 09-May 29-May 29-May 13-Jun 07-Sep 23-Sep 22-Sep 11-Oct 94 118.2 119.0 138 1980-2025 17
WENDOVER 1SSW 05-Apr 25-Apr 14-Apr 03-Jun 10-Oct 31-Oct 02-Nov 17-Nov 167 189.5 192.5 206 2014-2018 4
WENDOVER AP AWOS 13-Mar 19-Apr 20-Apr 09-Jun 11-Sep 22-Oct 23-Oct 11-Nov 127 186.1 187.5 237 1911-2025 90
WENDOVER DARBY AFB 27-Mar 29-Mar 28-Mar 30-Mar 19-Oct 19-Oct 19-Oct 19-Oct 203 203.0 203.0 203 1949-1957 1
WEST DESERT PUMP STN 29-May 29-May 29-May 29-May 04-Nov 04-Nov 04-Nov 04-Nov 159 159.0 159.0 159 1988-1989 1
WHEELER FARM 27-Apr 17-May 20-May 30-May 27-Sep 29-Sep 27-Sep 05-Oct 126 140.0 133.0 161 1996-2000 3
White River #1 07-May 05-Jun 10-Jun 20-Jun 27-Aug 22-Sep 20-Sep 22-Oct 77 110.7 115.0 139 1979-2025 19
Widtsoe #3 07-May 01-Jun 03-Jun 18-Jun 16-Sep 01-Oct 01-Oct 23-Oct 102 124.2 123.0 152 1979-2025 19
WIDTSOE 3 NNE 27-May 09-Jun 06-Jun 03-Jul 30-Aug 16-Sep 13-Sep 16-Oct 75 100.4 95.0 132 1912-2005 14
WILLIAMS RCH 31-May 17-Jun 17-Jun 03-Jul 11-Aug 21-Aug 19-Aug 04-Sep 39 65.0 62.5 96 1960-1968 4
WOODRUFF 12-May 26-Jun 25-Jun 24-Jul 25-Jul 20-Aug 24-Aug 22-Sep 1† 56.7 59.0 120 1897-2025 115
WOODSIDE 16-Apr 11-May 14-May 29-May 14-Sep 27-Sep 28-Sep 14-Oct 123 140.2 128.0 181 1911-1958 5
Wrigley Creek 16-May 11-Jun 16-Jun 30-Jun 08-Sep 23-Sep 23-Sep 07-Oct 70 103.9 103.0 142 2012-2025 13
Yankee Reservoir 03-May 31-May 27-May 22-Jun 08-Sep 02-Oct 01-Oct 23-Oct 90 124.2 124.0 157 2012-2025 13
YELLOW PINE 16-Jun 16-Jun 16-Jun 16-Jun 09-Sep 13-Sep 14-Sep 18-Sep 94 94.0 94.0 94 1917-1919 1
ZION NP 05-Mar 15-Apr 17-Apr 18-May 03-Oct 30-Oct 30-Oct 24-Nov 160 198.9 197.0 242 1904-2025 103
ZION PARK LODGE 22-May 22-May 22-May 22-May 14-Nov 14-Nov 14-Nov 14-Nov 1928-1930 0*
*Stations with 0 years include at least one good spring or fall season
†Freeze-Free seasons with 1 day could be frozen all year; 729 or 730 days represent years that could have been "Freeze-Free" all year (730 would indicate a leap year)
Results: VE - ZI

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