| 2023 Hardiness Zone: | Zone 10b: 35°F to 40°F Zone 8b: 15°F to 20°F Zone 10a: 30°F to 35°F Zone 9b: 25°F to 30°F Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 10b: 35°F to 40°F Zone 9a: 20°F to 25°F Zone 10a: 30°F to 35°F Zone 9b: 25°F to 30°F | |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F | |
| Average First Frost Date: | No Frost | |
| Average Last Frost Date: | Frost Rare | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 92676 - Silverado, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 38 | 40 | 43 | 48 | 52 | 56 | 58 | 55 | 48 | 40 | 36 | 46 |
| Avg Max Temp (°F) | 64 | 66 | 67 | 73 | 78 | 85 | 92 | 93 | 88 | 80 | 70 | 64 | 77 |
| Avg Precip (In.) | 3.36 | 3.52 | 3.14 | .77 | .33 | .07 | .03 | .14 | .41 | .43 | 1.37 | 1.82 | 15.38 |