| 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 6b: -5°F to 0°F 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 8a: 10F to 15F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 86303 - Prescott, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 23 | 25 | 29 | 34 | 41 | 50 | 57 | 56 | 49 | 39 | 29 | 24 | 38 |
| Avg Max Temp (°F) | 50 | 53 | 57 | 64 | 73 | 83 | 87 | 84 | 80 | 70 | 59 | 51 | 68 |
| Avg Precip (In.) | 1.65 | 1.88 | 1.95 | .77 | .65 | .4 | 2.92 | 3.34 | 2.13 | 1.31 | 1.25 | 1.3 | 19.55 |