| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F | |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F | |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | May 1 - May 10 | |
| 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 86301 - Prescott, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 23 | 26 | 29 | 35 | 42 | 51 | 58 | 57 | 50 | 39 | 29 | 23 | 38 |
| Avg Max Temp (°F) | 51 | 54 | 58 | 65 | 74 | 85 | 88 | 86 | 81 | 71 | 59 | 52 | 69 |
| Avg Precip (In.) | 1.61 | 1.87 | 1.9 | .76 | .64 | .4 | 2.81 | 3.23 | 2.03 | 1.26 | 1.24 | 1.27 | 19.03 |