White Signal, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 41 °F (low) to 70 °F (high). Annual precipitation averages 16 Inches. White Signal is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.9 °F | 51.6 °F | 1.21 in. |
| February | 27.6 °F | 55.4 °F | 1.18 in. |
| March | 31.5 °F | 61.7 °F | 0.68 in. |
| April | 37.3 °F | 69.6 °F | 0.34 in. |
| May | 45.7 °F | 77.8 °F | 0.41 in. |
| June | 55.5 °F | 87.3 °F | 0.53 in. |
| July | 60.3 °F | 87.1 °F | 2.97 in. |
| August | 58.5 °F | 84.9 °F | 3.04 in. |
| September | 52.1 °F | 80.1 °F | 1.96 in. |
| October | 41.4 °F | 71.5 °F | 1.17 in. |
| November | 31.1 °F | 60.5 °F | 0.99 in. |
| December | 25.6 °F | 51.9 °F | 1.54 in. |
| Annual | 41 °F | 70 °F | 16.02 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |