Wells, Nevada has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 29.4 °F (low) to 60.8 °F (high). Annual precipitation averages 10.6 Inches. Wells is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.0 °F | 36.4 °F | 0.98 in. |
| February | 16.5 °F | 40.7 °F | 0.97 in. |
| March | 23.5 °F | 49.9 °F | 0.95 in. |
| April | 27.8 °F | 57.1 °F | 1.25 in. |
| May | 35.7 °F | 67.0 °F | 1.25 in. |
| June | 42.0 °F | 77.8 °F | 0.86 in. |
| July | 48.9 °F | 88.1 °F | 0.48 in. |
| August | 46.9 °F | 86.7 °F | 0.34 in. |
| September | 38.2 °F | 76.9 °F | 0.73 in. |
| October | 28.2 °F | 63.4 °F | 0.79 in. |
| November | 19.6 °F | 48.2 °F | 0.9 in. |
| December | 12.6 °F | 37.0 °F | 1.1 in. |
| Annual | 29.4 °F | 60.8 °F | 10.6 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |