Valley Home, California has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 49 °F (low) to 74.4 °F (high). Annual precipitation averages 15.1 Inches. Valley Home is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Dec. 11 - Dec. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.7 °F | 54.9 °F | 3.03 in. |
| February | 41.1 °F | 60.7 °F | 2.48 in. |
| March | 43.8 °F | 66.0 °F | 2.39 in. |
| April | 46.7 °F | 70.6 °F | 1.29 in. |
| May | 52.0 °F | 79.8 °F | 0.77 in. |
| June | 56.9 °F | 87.9 °F | 0.16 in. |
| July | 60.5 °F | 93.2 °F | 0.02 in. |
| August | 59.8 °F | 92.1 °F | 0.05 in. |
| September | 56.8 °F | 87.9 °F | 0.07 in. |
| October | 50.3 °F | 78.4 °F | 0.73 in. |
| November | 42.7 °F | 65.1 °F | 1.42 in. |
| December | 38.1 °F | 55.6 °F | 2.71 in. |
| Annual | 49 °F | 74.4 °F | 15.12 in. |
| Average First Frost Date | Dec. 11 - Dec. 20 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |