| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F | |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F | |
| Average First Frost Date: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Feb. 21 - Feb. 29 | |
| Koppen-Geiger Climate Zone: | BSh - Hot Semi-Arid Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 151 - 180 days Over 86°F |
Annual Climate Data for ZIP Code 92240 - Desert Hot Springs, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 44 | 47 | 52 | 59 | 66 | 72 | 73 | 67 | 57 | 46 | 40 | 55 |
| Avg Max Temp (°F) | 67 | 71 | 77 | 84 | 91 | 101 | 105 | 105 | 98 | 88 | 75 | 66 | 86 |
| Avg Precip (In.) | 1.19 | 1.12 | .71 | .14 | .06 | .05 | .28 | .48 | .45 | .16 | .3 | .6 | 5.54 |