Spanish Springs, Nevada has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 2.4 °C (low) to 19.2 °C (high). Annual precipitation averages 221.8 Millimeters. Spanish Springs 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 | -5.1 °C | 7.6 °C | 39.88 mm |
| February | -3.9 °C | 9.9 °C | 30.48 mm |
| March | -1.3 °C | 13.7 °C | 22.86 mm |
| April | 0.8 °C | 16.8 °C | 11.68 mm |
| May | 4.9 °C | 21.7 °C | 18.8 mm |
| June | 8.6 °C | 27.5 °C | 12.95 mm |
| July | 12.5 °C | 32.6 °C | 6.1 mm |
| August | 11.5 °C | 31.9 °C | 4.83 mm |
| September | 7.4 °C | 27.6 °C | 4.83 mm |
| October | 1.9 °C | 20.6 °C | 13.46 mm |
| November | -2.9 °C | 12.8 °C | 18.8 mm |
| December | -5.5 °C | 7.3 °C | 37.08 mm |
| Annual | 2.4 °C | 19.2 °C | 221.75 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 | Abnormally Dry |
| Köppen Climate Classification | BWk - Cold Desert Climate |