Los Lunas, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 4.3 °C (low) to 23.1 °C (high). Annual precipitation averages 230.4 Millimeters. Los Lunas is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.7 °C | 11 °C | 10.92 mm |
| February | -4.4 °C | 14.4 °C | 9.4 mm |
| March | -0.7 °C | 18.9 °C | 14.22 mm |
| April | 3.2 °C | 23.2 °C | 13.21 mm |
| May | 8.1 °C | 28.1 °C | 12.19 mm |
| June | 13.2 °C | 33.7 °C | 14.73 mm |
| July | 16.8 °C | 34.4 °C | 40.64 mm |
| August | 15.9 °C | 33.1 °C | 35.31 mm |
| September | 11.2 °C | 29.7 °C | 28.45 mm |
| October | 4.1 °C | 23.7 °C | 23.88 mm |
| November | -2.6 °C | 16.4 °C | 13.72 mm |
| December | -6.4 °C | 10.6 °C | 13.72 mm |
| Annual | 4.3 °C | 23.1 °C | 230.39 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |