Waterflow, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 37.9 °F (low) to 70 °F (high). Annual precipitation averages 7.4 Inches. Waterflow 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.3 °F | 44.8 °F | 0.67 in. |
| February | 23.4 °F | 51.5 °F | 0.6 in. |
| March | 28.8 °F | 61.4 °F | 0.59 in. |
| April | 35.3 °F | 69.2 °F | 0.48 in. |
| May | 43.6 °F | 78.9 °F | 0.55 in. |
| June | 52.7 °F | 90.2 °F | 0.2 in. |
| July | 60.3 °F | 94.2 °F | 0.66 in. |
| August | 59.0 °F | 91.6 °F | 0.88 in. |
| September | 49.7 °F | 84.2 °F | 0.96 in. |
| October | 36.9 °F | 71.5 °F | 0.69 in. |
| November | 26.5 °F | 57.3 °F | 0.55 in. |
| December | 19.3 °F | 45.0 °F | 0.6 in. |
| Annual | 37.9 °F | 70 °F | 7.43 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |