| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 9b: 25°F to 30°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 9b: 25°F to 30°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F Zone 9a: 20°F to 25°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: | BWk - Cold Desert Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 151 - 180 days Over 86°F |
Annual Climate Data for ZIP Code 86432 - Littlefield, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 36 | 41 | 48 | 58 | 67 | 73 | 73 | 65 | 52 | 39 | 32 | 51 |
| Avg Max Temp (°F) | 56 | 62 | 68 | 77 | 87 | 98 | 103 | 101 | 93 | 81 | 66 | 56 | 79 |
| Avg Precip (In.) | .82 | .86 | .87 | .57 | .25 | .11 | .45 | .68 | .45 | .49 | .46 | .51 | 6.53 |