Mescalero, New Mexico has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.9 °C (low) to 18.8 °C (high). Annual precipitation averages 580.9 Millimeters. Mescalero is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.4 °C | 9.1 °C | 38.61 mm |
| February | -4 °C | 11 °C | 33.53 mm |
| March | -1.6 °C | 14.7 °C | 23.62 mm |
| April | 1.2 °C | 18.4 °C | 18.54 mm |
| May | 5.2 °C | 23.3 °C | 21.34 mm |
| June | 9.7 °C | 28.1 °C | 43.94 mm |
| July | 12.3 °C | 27.6 °C | 87.38 mm |
| August | 11.8 °C | 26.7 °C | 135.64 mm |
| September | 8.8 °C | 24.2 °C | 64.01 mm |
| October | 3.6 °C | 19.5 °C | 42.16 mm |
| November | -1.7 °C | 13.7 °C | 30.99 mm |
| December | -5.1 °C | 9 °C | 41.15 mm |
| Annual | 2.9 °C | 18.8 °C | 580.91 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |