Berry Creek, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 10.1 °C (low) to 22 °C (high). Annual precipitation averages 1553.7 Millimeters. Berry Creek is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Dec. 11 - Dec. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.2 °C | 12.1 °C | 282.45 mm |
| February | 4.7 °C | 13.4 °C | 270.26 mm |
| March | 5.7 °C | 15.9 °C | 227.58 mm |
| April | 7.3 °C | 19.2 °C | 122.94 mm |
| May | 10.9 °C | 23.9 °C | 71.88 mm |
| June | 14.8 °C | 29.4 °C | 23.62 mm |
| July | 18.1 °C | 34.2 °C | 1.27 mm |
| August | 17.6 °C | 33.8 °C | 3.05 mm |
| September | 15.6 °C | 30.9 °C | 12.45 mm |
| October | 11.3 °C | 23.9 °C | 76.96 mm |
| November | 6.6 °C | 15.9 °C | 150.62 mm |
| December | 3.9 °C | 11.6 °C | 310.64 mm |
| Annual | 10.1 °C | 22 °C | 1553.72 mm |
| Average First Frost Date | Dec. 11 - Dec. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |