Gerlach, Nevada has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 3.6 °C (low) to 19.3 °C (high). Annual precipitation averages 196.8 Millimeters. Gerlach is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.2 °C | 6.3 °C | 30.73 mm |
| February | -3.1 °C | 9.3 °C | 20.57 mm |
| March | -0.6 °C | 13.8 °C | 19.81 mm |
| April | 1.8 °C | 17.7 °C | 14.73 mm |
| May | 6.6 °C | 23.2 °C | 24.13 mm |
| June | 10.6 °C | 28.7 °C | 15.49 mm |
| July | 15.1 °C | 33.9 °C | 5.33 mm |
| August | 13.9 °C | 33.1 °C | 4.57 mm |
| September | 9.4 °C | 28.3 °C | 7.37 mm |
| October | 2.8 °C | 20.3 °C | 11.68 mm |
| November | -2.6 °C | 11.5 °C | 17.53 mm |
| December | -5.6 °C | 5.8 °C | 24.89 mm |
| Annual | 3.6 °C | 19.3 °C | 196.83 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BWk - Cold Desert Climate |