| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 13f - Moist Wasatch Front Footslopes | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 84056 - Hill AFB, UT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 19 | 23 | 31 | 37 | 44 | 52 | 59 | 58 | 49 | 38 | 28 | 20 | 38 |
| Avg Max Temp (°F) | 36 | 43 | 52 | 60 | 70 | 81 | 90 | 88 | 78 | 65 | 48 | 38 | 62 |
| Avg Precip (In.) | 2.07 | 1.87 | 2.34 | 2.3 | 2.65 | 1.11 | .78 | .98 | 1.52 | 2.1 | 1.87 | 1.74 | 21.32 |