Ely, Nevada has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from -2.1 °C (low) to 16.1 °C (high). Annual precipitation averages 274.8 Millimeters. Ely is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Jun. 11 - Jun. 20 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.2 °C | 4.6 °C | 25.91 mm |
| February | -9.7 °C | 5.6 °C | 24.38 mm |
| March | -6.1 °C | 9.8 °C | 29.46 mm |
| April | -3.1 °C | 13.5 °C | 30.48 mm |
| May | 0.3 °C | 18.9 °C | 28.7 mm |
| June | 4.9 °C | 25.4 °C | 16 mm |
| July | 9.2 °C | 30.3 °C | 17.78 mm |
| August | 8.4 °C | 29.6 °C | 18.8 mm |
| September | 3.6 °C | 24.4 °C | 21.84 mm |
| October | -2.5 °C | 17.2 °C | 24.89 mm |
| November | -7.3 °C | 9.7 °C | 15.75 mm |
| December | -11.6 °C | 4.2 °C | 20.83 mm |
| Annual | -2.1 °C | 16.1 °C | 274.82 mm |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | Jun. 11 - Jun. 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |