Mesita, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 3.8 °C (low) to 21.5 °C (high). Annual precipitation averages 250.4 Millimeters. Mesita 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.6 °C | 9.8 °C | 13.72 mm |
| February | -4.6 °C | 12.8 °C | 8.64 mm |
| March | -1.1 °C | 16.9 °C | 9.91 mm |
| April | 2.2 °C | 21.1 °C | 10.16 mm |
| May | 7.3 °C | 26.2 °C | 14.22 mm |
| June | 12.4 °C | 32.2 °C | 11.68 mm |
| July | 15.6 °C | 32.8 °C | 48.51 mm |
| August | 14.8 °C | 31.7 °C | 48.77 mm |
| September | 10.3 °C | 28.3 °C | 33.78 mm |
| October | 3.9 °C | 22 °C | 22.35 mm |
| November | -2.4 °C | 15 °C | 11.43 mm |
| December | -6.2 °C | 9.4 °C | 17.27 mm |
| Annual | 3.8 °C | 21.5 °C | 250.44 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 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 |