Newcomb, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 37.3 °F (low) to 70.2 °F (high). Annual precipitation averages 6.5 Inches. Newcomb 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 | 17.9 °F | 44.4 °F | 0.28 in. |
| February | 22.0 °F | 52.3 °F | 0.22 in. |
| March | 28.2 °F | 61.5 °F | 0.35 in. |
| April | 35.6 °F | 70.3 °F | 0.25 in. |
| May | 43.1 °F | 79.3 °F | 0.48 in. |
| June | 52.2 °F | 91.8 °F | 0.24 in. |
| July | 60.3 °F | 94.5 °F | 0.97 in. |
| August | 58.1 °F | 91.2 °F | 1.22 in. |
| September | 49.5 °F | 84.4 °F | 0.98 in. |
| October | 36.1 °F | 71.7 °F | 0.6 in. |
| November | 26.0 °F | 56.1 °F | 0.49 in. |
| December | 18.0 °F | 44.3 °F | 0.44 in. |
| Annual | 37.3 °F | 70.2 °F | 6.52 in. |
| 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 : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |