Las Cruces, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 48.3 °F (low) to 78.9 °F (high). Annual precipitation averages 10.3 Inches. Las Cruces is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 29.4 °F | 58.9 °F | 0.51 in. |
| February | 33.3 °F | 64.2 °F | 0.47 in. |
| March | 39.5 °F | 71.8 °F | 0.26 in. |
| April | 46.0 °F | 79.4 °F | 0.29 in. |
| May | 54.6 °F | 88.3 °F | 0.51 in. |
| June | 64.5 °F | 97.2 °F | 0.63 in. |
| July | 69.1 °F | 96.7 °F | 1.89 in. |
| August | 67.5 °F | 94.4 °F | 2.14 in. |
| September | 60.5 °F | 89.2 °F | 1.43 in. |
| October | 48.6 °F | 80.4 °F | 0.97 in. |
| November | 36.8 °F | 68.2 °F | 0.52 in. |
| December | 29.4 °F | 58.3 °F | 0.7 in. |
| Annual | 48.3 °F | 78.9 °F | 10.32 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |