Talmage, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 7.2 °C (low) to 23.1 °C (high). Annual precipitation averages 956.8 Millimeters. Talmage is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.1 °C | 14.1 °C | 190.5 mm |
| February | 3.5 °C | 15.8 °C | 167.89 mm |
| March | 4.7 °C | 18.2 °C | 133.6 mm |
| April | 5.9 °C | 20.3 °C | 65.28 mm |
| May | 8.3 °C | 24.5 °C | 32 mm |
| June | 10.9 °C | 28.9 °C | 9.14 mm |
| July | 12.8 °C | 33.5 °C | 1.02 mm |
| August | 12.2 °C | 33.3 °C | 2.29 mm |
| September | 10.4 °C | 31.2 °C | 3.81 mm |
| October | 7.6 °C | 25.3 °C | 42.42 mm |
| November | 4.6 °C | 17.9 °C | 102.36 mm |
| December | 2.6 °C | 13.7 °C | 206.5 mm |
| Annual | 7.2 °C | 23.1 °C | 956.81 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 | Csa - Hot-Summer Mediterranean Climate |