Alamogordo, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 7.9 °C (low) to 24.5 °C (high). Annual precipitation averages 281.7 Millimeters. Alamogordo is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.5 °C | 13.6 °C | 14.73 mm |
| February | -0.3 °C | 16.4 °C | 11.68 mm |
| March | 2.9 °C | 20.4 °C | 9.65 mm |
| April | 6.7 °C | 24.7 °C | 11.18 mm |
| May | 11.5 °C | 29.6 °C | 12.19 mm |
| June | 16.9 °C | 34.7 °C | 17.53 mm |
| July | 19.1 °C | 34.4 °C | 51.05 mm |
| August | 18.3 °C | 33.2 °C | 44.2 mm |
| September | 14.7 °C | 30.2 °C | 41.4 mm |
| October | 8.2 °C | 25 °C | 28.19 mm |
| November | 1.4 °C | 18.4 °C | 14.73 mm |
| December | -2.4 °C | 13.2 °C | 25.15 mm |
| Annual | 7.9 °C | 24.5 °C | 281.68 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |