| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 86025 - Holbrook, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 25 | 30 | 35 | 43 | 51 | 60 | 59 | 51 | 38 | 27 | 20 | 38 |
| Avg Max Temp (°F) | 50 | 57 | 64 | 72 | 81 | 92 | 95 | 92 | 86 | 74 | 61 | 50 | 73 |
| Avg Precip (In.) | .7 | .65 | .71 | .37 | .38 | .2 | 1.16 | 1.5 | 1.16 | 1.06 | .66 | .57 | 9.14 |