| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | 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: | Dec. 1 - Dec. 10 |
| Average Last Frost Date: | Mar. 21 - Mar. 31 |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 95623 - El Dorado, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 35 | 37 | 40 | 42 | 48 | 54 | 59 | 58 | 55 | 48 | 39 | 35 | 46 |
| Avg Max Temp (°F) | 55 | 59 | 62 | 68 | 76 | 86 | 93 | 92 | 86 | 76 | 62 | 56 | 73 |
| Avg Precip (In.) | 7.6 | 6.08 | 5.51 | 2.86 | 1.58 | .44 | .07 | .09 | .5 | 1.84 | 4.38 | 5.77 | 36.73 |