Salyer, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 6.7 °C (low) to 22 °C (high). Annual precipitation averages 1213.9 Millimeters. 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 | 2.4 °C | 10.9 °C | 228.6 mm |
| February | 3.1 °C | 13.8 °C | 178.05 mm |
| March | 3.9 °C | 16.9 °C | 164.08 mm |
| April | 5.2 °C | 20.2 °C | 88.14 mm |
| May | 7.6 °C | 24.9 °C | 47.5 mm |
| June | 10 °C | 29.1 °C | 18.54 mm |
| July | 12.6 °C | 34.1 °C | 5.33 mm |
| August | 12 °C | 34.3 °C | 4.57 mm |
| September | 9.7 °C | 31.4 °C | 13.72 mm |
| October | 6.8 °C | 23.2 °C | 58.17 mm |
| November | 4.6 °C | 14.8 °C | 145.54 mm |
| December | 2.4 °C | 10.1 °C | 261.62 mm |
| Annual | 6.7 °C | 22 °C | 1213.86 mm |
| 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 : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |