| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F | |
| 1990 Hardiness Zone: | Zone 10a: 30F to 35F | |
| Average First Frost Date: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Feb. 21 - Feb. 29 | |
| Koppen-Geiger Climate Zone: | BWh - Hot Desert Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 181 - 210 days Over 86°F |
Annual Climate Data for ZIP Code 92270 - Rancho Mirage, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 42 | 46 | 50 | 55 | 62 | 69 | 75 | 75 | 69 | 59 | 48 | 42 | 58 |
| Avg Max Temp (°F) | 70 | 74 | 79 | 86 | 93 | 103 | 107 | 106 | 101 | 90 | 78 | 70 | 88 |
| Avg Precip (In.) | 1.12 | 1.02 | .58 | .09 | .06 | .04 | .19 | .36 | .4 | .13 | .32 | .59 | 4.92 |