Stateline, Nevada has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 1.4 °C (low) to 15.2 °C (high). Annual precipitation averages 489.7 Millimeters. Stateline is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.8 °C | 6 °C | 81.03 mm |
| February | -4.5 °C | 6.8 °C | 83.31 mm |
| March | -2.9 °C | 9.4 °C | 67.82 mm |
| April | -1.2 °C | 11.9 °C | 29.72 mm |
| May | 2.3 °C | 16.7 °C | 23.88 mm |
| June | 6 °C | 22.3 °C | 11.43 mm |
| July | 9.9 °C | 26.9 °C | 5.59 mm |
| August | 9.5 °C | 26.6 °C | 7.37 mm |
| September | 6.8 °C | 23.1 °C | 7.11 mm |
| October | 2.2 °C | 16.7 °C | 29.21 mm |
| November | -1.9 °C | 10.2 °C | 42.16 mm |
| December | -4.7 °C | 5.8 °C | 101.09 mm |
| Annual | 1.4 °C | 15.2 °C | 489.72 mm |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 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 | Dsb - Humid Continental Climate - Dry Cool Summer |