| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 21 - May 31 | |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 86320 - Ash Fork, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 24 | 26 | 32 | 40 | 48 | 56 | 55 | 48 | 37 | 28 | 22 | 37 |
| Avg Max Temp (°F) | 52 | 56 | 60 | 67 | 77 | 87 | 91 | 89 | 83 | 73 | 61 | 51 | 71 |
| Avg Precip (In.) | 1.24 | 1.28 | 1.38 | .56 | .64 | .39 | 1.89 | 2.27 | 1.4 | 1.03 | .93 | .95 | 13.94 |