| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°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 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 11 - May 20 | |
| Koppen-Geiger Climate Zone: | BWk - Cold Desert Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 86047 - Winslow, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 25 | 31 | 37 | 45 | 54 | 62 | 61 | 53 | 40 | 29 | 21 | 40 |
| Avg Max Temp (°F) | 47 | 54 | 61 | 70 | 79 | 90 | 93 | 90 | 83 | 72 | 58 | 47 | 70 |
| Avg Precip (In.) | .47 | .54 | .62 | .28 | .36 | .31 | 1.21 | 1.33 | 1.03 | .93 | .56 | .55 | 8.18 |