| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| Average First Frost Date: | Sep. 21 - Sep. 30 | |
| Average Last Frost Date: | Jun. 1 - Jun. 10 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | 22j - Semiarid Tablelands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 87045 - Prewitt, NM | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 17 | 21 | 26 | 31 | 40 | 49 | 55 | 54 | 46 | 35 | 24 | 18 | 35 |
| Avg Max Temp (°F) | 45 | 50 | 57 | 65 | 75 | 85 | 87 | 84 | 79 | 68 | 55 | 47 | 66 |
| Avg Precip (In.) | .61 | .48 | .62 | .53 | .68 | .57 | 1.55 | 2.1 | 1.33 | .97 | .68 | .59 | 10.71 |