Utah · 53 stations
Utah Frost Dates: 53 Weather Stations
53 NOAA weather stations in Utah with at least 25 years of frost records.
| Station | Zone | Last spring frost (50%) | First fall frost (50%) | Frost-free days |
|---|---|---|---|---|
| Alta, UT | 6a | June 11 | September 18 | 98 |
| Alton, UT | 6b | June 1 | September 30 | 120 |
| Black Rock, UT | 5b | May 23 | September 27 | 124 |
| Blanding, UT | 7a | April 28 | October 21 | 174 |
| Bluff, UT | 7a | April 24 | October 13 | 172 |
| Boulder, UT | 7a | May 4 | October 14 | 160 |
| Brigham City, UT | 6b | May 5 | October 5 | 150 |
| Bryce Canyon National Park Headquarters, UT | 5b | May 23 | September 27 | 125 |
| Callao, UT | 6b | May 14 | September 28 | 135 |
| Canyonlands-The Neck, UT | 7b | April 25 | October 23 | 180 |
| Canyonlands-The Needles, UT | 7a | April 30 | October 11 | 164 |
| Capitol Reef National Park, UT | 7a | April 18 | October 28 | 192 |
| Cottonwood Weir, UT | 7a | April 29 | October 22 | 174 |
| Deseret, UT | 6a | May 14 | September 30 | 137 |
| Duchesne, UT | 6a | May 6 | October 5 | 150 |
| Ephraim, UT | 6a | May 28 | September 20 | 113 |
| Escalante, UT | 7a | May 8 | October 10 | 155 |
| Eskdale, UT | 5b | May 12 | October 1 | 140 |
| Ferron, UT | 6b | May 6 | October 10 | 156 |
| Flaming Gorge, UT | 5b | May 26 | September 23 | 120 |
| Hans Flat Ranger Station, UT | 7b | May 1 | October 16 | 163 |
| Ibapah, UT | 5b | June 14 | September 8 | 86 |
| Jensen, UT | 5a | May 20 | September 25 | 126 |
| Kamas, UT | 5b | June 5 | September 17 | 100 |
| Kanab, UT | 7a | April 29 | October 22 | 175 |
| Laketown, UT | 5b | May 28 | September 24 | 119 |
| Logan Radio Kvnu, UT | 6a | May 8 | October 2 | 145 |
| Manti, UT | 6a | May 11 | October 6 | 146 |
| Moab, UT | 7b | April 11 | October 23 | 192 |
| Natural Bridges National Monument, UT | 7a | May 5 | October 13 | 157 |
| Neola, UT | 6a | May 19 | September 29 | 130 |
| Nephi, UT | 6b | May 6 | October 10 | 156 |
| New Harmony, UT | 7a | May 9 | October 11 | 155 |
| Ouray, UT | 5a | May 2 | October 3 | 152 |
| Partoun, UT | 6a | May 13 | September 29 | 137 |
| Pleasant Grove, UT | 7a | April 17 | October 25 | 188 |
| Richmond, UT | 6a | May 11 | October 5 | 143 |
| Salina, UT | 6b | May 29 | September 26 | 118 |
| Scofield-Skyline Mine, UT | 5b | June 13 | September 17 | 94 |
| Spanish Fork, UT | 7a | April 25 | October 18 | 174 |
| Wendover, UT | 7a | April 18 | October 23 | 188 |
| Zion National Park, UT | 7b | April 13 | November 2 | 202 |
| near Bountiful, UT | 7a | April 25 | October 24 | 181 |
| near Coalville, UT | 5b | May 30 | September 18 | 112 |
| near Garland, UT | 6a | May 3 | October 12 | 160 |
| near Logan, UT | 6a | April 30 | October 16 | 166 |
| near Midway, UT | 6a | May 28 | September 23 | 119 |
| near Ogden, UT | 6a | May 22 | September 26 | 125 |
| near Provo, UT | 7a | April 18 | October 21 | 185 |
| near Richfield, UT | 6a | May 21 | September 24 | 125 |
| near Roosevelt, UT | 5a | May 23 | September 22 | 121 |
| near Santaquin, UT | 6b | May 4 | October 11 | 157 |
| near Silver Summit, UT | 5b | June 11 | September 12 | 92 |