Dayton, Nevada has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 1.9 °C (low) to 19.9 °C (high). Annual precipitation averages 215.9 Millimeters. Dayton is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.9 °C | 8.3 °C | 38.1 mm |
| February | -4.5 °C | 10.8 °C | 29.97 mm |
| March | -1.6 °C | 14.3 °C | 20.83 mm |
| April | 0.7 °C | 17.6 °C | 12.19 mm |
| May | 4.8 °C | 22.5 °C | 17.27 mm |
| June | 8.4 °C | 28.3 °C | 10.67 mm |
| July | 12.2 °C | 33.2 °C | 5.84 mm |
| August | 11.1 °C | 32.7 °C | 6.86 mm |
| September | 6.8 °C | 28.5 °C | 5.84 mm |
| October | 1.3 °C | 21.5 °C | 14.99 mm |
| November | -3.7 °C | 13.6 °C | 18.29 mm |
| December | -6.7 °C | 7.8 °C | 35.05 mm |
| Annual | 1.9 °C | 19.9 °C | 215.9 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 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 | Abnormally Dry |
| Köppen Climate Classification | BWk - Cold Desert Climate |