Elko, Nevada has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from -1.3 °C (low) to 17.1 °C (high). Annual precipitation averages 241.1 Millimeters. Elko is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.4 °C | 2.9 °C | 21.08 mm |
| February | -8.2 °C | 5.6 °C | 20.57 mm |
| March | -4.2 °C | 11.2 °C | 23.37 mm |
| April | -1.7 °C | 14.9 °C | 30.48 mm |
| May | 2.3 °C | 20.7 °C | 31.5 mm |
| June | 5.9 °C | 27 °C | 16.51 mm |
| July | 9.5 °C | 32.8 °C | 9.91 mm |
| August | 8.2 °C | 31.9 °C | 6.86 mm |
| September | 3.1 °C | 26.3 °C | 14.99 mm |
| October | -2.7 °C | 18.6 °C | 18.54 mm |
| November | -6.8 °C | 9.8 °C | 20.83 mm |
| December | -10.2 °C | 3.6 °C | 26.42 mm |
| Annual | -1.3 °C | 17.1 °C | 241.06 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |