| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 9b: 25°F to 30°F | |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F | |
| Average First Frost Date: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Mar. 11 - Mar. 20 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 92595 - Wildomar, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 38 | 40 | 42 | 45 | 51 | 56 | 62 | 63 | 59 | 51 | 42 | 38 | 49 |
| Avg Max Temp (°F) | 65 | 67 | 68 | 75 | 80 | 88 | 95 | 96 | 90 | 82 | 72 | 65 | 79 |
| Avg Precip (In.) | 2.94 | 3.36 | 2.6 | .6 | .3 | .04 | .09 | .26 | .35 | .38 | .94 | 1.74 | 13.58 |