Tobin, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 5.7 °C (low) to 21.4 °C (high). Annual precipitation averages 1687.6 Millimeters. Tobin is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.5 °C | 10.8 °C | 290.32 mm |
| February | 0.8 °C | 12.9 °C | 274.83 mm |
| March | 2.6 °C | 15.8 °C | 247.14 mm |
| April | 3.7 °C | 18.8 °C | 143.76 mm |
| May | 6.9 °C | 23.8 °C | 85.09 mm |
| June | 10 °C | 29.2 °C | 23.88 mm |
| July | 12.8 °C | 33.7 °C | 2.54 mm |
| August | 12.7 °C | 33.2 °C | 5.08 mm |
| September | 10.2 °C | 30.1 °C | 11.43 mm |
| October | 6.1 °C | 22.5 °C | 81.53 mm |
| November | 2.2 °C | 15.3 °C | 177.8 mm |
| December | 0.4 °C | 10.6 °C | 344.17 mm |
| Annual | 5.7 °C | 21.4 °C | 1687.57 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |