Silverado, California has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 12.7 °C (low) to 24 °C (high). Annual precipitation averages 523.5 Millimeters. Silverado is located in USDA Plant Hardiness Zone 10b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.8 °C | 18.1 °C | 93.47 mm |
| February | 8.9 °C | 18.1 °C | 140.46 mm |
| March | 9.3 °C | 19.8 °C | 93.98 mm |
| April | 10 °C | 21.8 °C | 31.24 mm |
| May | 11.7 °C | 23.8 °C | 10.67 mm |
| June | 13.8 °C | 26.9 °C | 2.79 mm |
| July | 16.6 °C | 30.4 °C | 3.81 mm |
| August | 17.7 °C | 31.7 °C | 0.76 mm |
| September | 17.3 °C | 30.6 °C | 4.57 mm |
| October | 15 °C | 26.6 °C | 22.61 mm |
| November | 12.4 °C | 22.3 °C | 37.34 mm |
| December | 9.7 °C | 18 °C | 81.79 mm |
| Annual | 12.7 °C | 24 °C | 523.49 mm |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10b : 1.7°C to 4.4°C |
| Plant Hardiness Zone - 2012 | Zone 10b : 1.7°C to 4.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |