| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 13f - Moist Wasatch Front Footslopes |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 84664 - Mapleton, UT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 17 | 21 | 27 | 33 | 40 | 48 | 54 | 53 | 45 | 35 | 26 | 18 | 35 |
| Avg Max Temp (°F) | 36 | 42 | 52 | 60 | 70 | 81 | 88 | 86 | 77 | 63 | 46 | 37 | 61 |
| Avg Precip (In.) | 2.03 | 1.94 | 1.99 | 1.89 | 1.95 | .91 | .8 | .87 | 1.23 | 1.77 | 1.78 | 1.54 | 18.7 |