Searles Valley, California has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 11.9 °C (low) to 27.4 °C (high). Annual precipitation averages 96 Millimeters. Searles Valley is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 11 - Feb. 20 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.9 °C | 15 °C | 19.05 mm |
| February | 4.3 °C | 18.1 °C | 26.16 mm |
| March | 7.3 °C | 21.8 °C | 13.97 mm |
| April | 10.4 °C | 25.9 °C | 4.57 mm |
| May | 15.1 °C | 31.1 °C | 2.03 mm |
| June | 19.7 °C | 36.9 °C | 0.51 mm |
| July | 23.3 °C | 40.4 °C | 2.29 mm |
| August | 22.8 °C | 39.6 °C | 2.03 mm |
| September | 18.7 °C | 35.7 °C | 2.79 mm |
| October | 12.3 °C | 28.7 °C | 4.06 mm |
| November | 5.6 °C | 20.8 °C | 4.32 mm |
| December | 1.3 °C | 14.5 °C | 14.22 mm |
| Annual | 11.9 °C | 27.4 °C | 96 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BWh - Hot Desert Climate |