Valley Springs, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 8.9 °C (low) to 24 °C (high). Annual precipitation averages 593.1 Millimeters. Valley Springs is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Feb. 1 - Feb. 10 through the first frost around Dec. 21 - Dec. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.3 °C | 13.5 °C | 107.95 mm |
| February | 4.3 °C | 16 °C | 98.3 mm |
| March | 5.7 °C | 18.6 °C | 95.25 mm |
| April | 6.9 °C | 21.5 °C | 55.88 mm |
| May | 9.9 °C | 26.4 °C | 29.97 mm |
| June | 12.8 °C | 31.7 °C | 7.62 mm |
| July | 15.3 °C | 35.5 °C | 1.52 mm |
| August | 15.9 °C | 34.8 °C | 4.32 mm |
| September | 14.4 °C | 32.1 °C | 4.57 mm |
| October | 9.8 °C | 25.9 °C | 29.72 mm |
| November | 5.8 °C | 18.6 °C | 54.61 mm |
| December | 3.1 °C | 13.7 °C | 103.38 mm |
| Annual | 8.9 °C | 24 °C | 593.09 mm |
| Average First Frost Date | Dec. 21 - Dec. 31 |
| Average Last Frost Date | Feb. 1 - Feb. 10 |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°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 |