Salyer, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 44.1 °F (low) to 71.6 °F (high). Annual precipitation averages 47.8 Inches. Salyer is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 36.4 °F | 51.6 °F | 9.0 in. |
| February | 37.5 °F | 56.8 °F | 7.01 in. |
| March | 39.0 °F | 62.4 °F | 6.46 in. |
| April | 41.4 °F | 68.3 °F | 3.47 in. |
| May | 45.7 °F | 76.9 °F | 1.87 in. |
| June | 50.0 °F | 84.4 °F | 0.73 in. |
| July | 54.7 °F | 93.4 °F | 0.21 in. |
| August | 53.6 °F | 93.7 °F | 0.18 in. |
| September | 49.4 °F | 88.6 °F | 0.54 in. |
| October | 44.2 °F | 73.7 °F | 2.29 in. |
| November | 40.3 °F | 58.7 °F | 5.73 in. |
| December | 36.4 °F | 50.2 °F | 10.3 in. |
| Annual | 44.1 °F | 71.6 °F | 47.79 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |