Sutter Creek, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 8.2 °C (low) to 22.3 °C (high). Annual precipitation averages 782.8 Millimeters. Sutter Creek is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Dec. 11 - Dec. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.8 °C | 12.7 °C | 147.57 mm |
| February | 3.8 °C | 14.6 °C | 134.62 mm |
| March | 5 °C | 16.8 °C | 117.09 mm |
| April | 6.1 °C | 19 °C | 72.64 mm |
| May | 9 °C | 24.1 °C | 42.67 mm |
| June | 12.1 °C | 29.7 °C | 7.87 mm |
| July | 14.7 °C | 33.6 °C | 0.51 mm |
| August | 14.9 °C | 32.7 °C | 1.78 mm |
| September | 13.3 °C | 29.8 °C | 6.35 mm |
| October | 9.3 °C | 24.2 °C | 39.37 mm |
| November | 5.2 °C | 17.3 °C | 73.66 mm |
| December | 2.7 °C | 12.6 °C | 138.68 mm |
| Annual | 8.2 °C | 22.3 °C | 782.81 mm |
| Average First Frost Date | Dec. 11 - Dec. 20 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |