Desert Hot Springs, California has a Hot Semi-Arid Climate climate (Köppen classification: BSh). Average annual temperatures range from 14.2 °C (low) to 29.6 °C (high). Annual precipitation averages 115.6 Millimeters. Desert Hot Springs is located in USDA Plant Hardiness Zone 10a. The growing season typically runs from the last frost around Feb. 11 - Feb. 20 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.1 °C | 19.6 °C | 28.45 mm |
| February | 7.3 °C | 20.9 °C | 27.94 mm |
| March | 9.9 °C | 24.3 °C | 16.51 mm |
| April | 12.3 °C | 28.2 °C | 2.29 mm |
| May | 16.1 °C | 33.1 °C | 0.51 mm |
| June | 20 °C | 37.3 °C | 0 mm |
| July | 23.8 °C | 40.1 °C | 3.3 mm |
| August | 23.9 °C | 40.6 °C | 3.3 mm |
| September | 20.9 °C | 36.6 °C | 4.32 mm |
| October | 15.1 °C | 31.2 °C | 4.06 mm |
| November | 9.4 °C | 24.2 °C | 4.57 mm |
| December | 5.4 °C | 18.8 °C | 20.32 mm |
| Annual | 14.2 °C | 29.6 °C | 115.57 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 10a : -1.1°C to 1.7°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSh - Hot Semi-Arid Climate |