Navajo Dam, New Mexico has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.7 °F (low) to 66.7 °F (high). Annual precipitation averages 12.9 Inches. Navajo Dam 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.0 °F | 42.1 °F | 1.0 in. |
| February | 21.9 °F | 48.0 °F | 1.09 in. |
| March | 28.3 °F | 57.8 °F | 0.88 in. |
| April | 33.8 °F | 65.7 °F | 0.94 in. |
| May | 42.4 °F | 75.1 °F | 0.78 in. |
| June | 50.5 °F | 86.6 °F | 0.41 in. |
| July | 58.4 °F | 91.3 °F | 1.34 in. |
| August | 57.1 °F | 88.5 °F | 1.66 in. |
| September | 48.9 °F | 81.0 °F | 1.6 in. |
| October | 36.3 °F | 67.8 °F | 1.05 in. |
| November | 26.1 °F | 53.9 °F | 0.99 in. |
| December | 18.9 °F | 42.3 °F | 1.15 in. |
| Annual | 36.7 °F | 66.7 °F | 12.89 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 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 | Dfb - Humid Continental Mild Summer, Wet All Year |