Tahoma, California has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 30.3 °F (low) to 57.5 °F (high). Annual precipitation averages 38.2 Inches. Tahoma is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.4 °F | 40.9 °F | 6.36 in. |
| February | 20.1 °F | 41.9 °F | 7.19 in. |
| March | 23.5 °F | 46.2 °F | 5.3 in. |
| April | 26.8 °F | 51.3 °F | 2.96 in. |
| May | 32.7 °F | 60.4 °F | 2.05 in. |
| June | 38.2 °F | 70.5 °F | 0.91 in. |
| July | 44.2 °F | 78.9 °F | 0.39 in. |
| August | 43.5 °F | 78.5 °F | 0.24 in. |
| September | 38.5 °F | 71.6 °F | 0.68 in. |
| October | 31.4 °F | 60.4 °F | 1.98 in. |
| November | 25.0 °F | 48.7 °F | 3.75 in. |
| December | 19.9 °F | 40.8 °F | 6.38 in. |
| Annual | 30.3 °F | 57.5 °F | 38.19 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |