| 2023 Hardiness Zone: | Zone 10a: 30°F to 35°F Zone 7b: 5°F to 10°F Zone 8a: 10°F to 15°F Zone 8b: 15°F to 20°F Zone 9b: 25°F to 30°F Zone 9a: 20°F to 25°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 Zone 8b: 15°F to 20°F Zone 9b: 25°F to 30°F Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | No Frost | |
| Average Last Frost Date: | No Frost | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 151 - 180 days Over 86°F |
Annual Climate Data for ZIP Code 85332 - Congress, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 34 | 38 | 42 | 49 | 57 | 67 | 66 | 59 | 47 | 36 | 31 | 47 |
| Avg Max Temp (°F) | 62 | 65 | 69 | 77 | 86 | 96 | 100 | 98 | 93 | 82 | 69 | 62 | 80 |
| Avg Precip (In.) | 1.63 | 1.83 | 1.84 | .56 | .36 | .17 | 1.36 | 2.16 | 1.34 | .87 | 1.04 | 1.13 | 14.29 |