Magalia, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 50.5 °F (low) to 71.2 °F (high). Annual precipitation averages 60.8 Inches. Magalia is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Dec. 11 - Dec. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 40.0 °F | 53.5 °F | 11.12 in. |
| February | 40.8 °F | 56.2 °F | 10.73 in. |
| March | 42.8 °F | 60.3 °F | 8.72 in. |
| April | 45.5 °F | 66.1 °F | 4.91 in. |
| May | 52.0 °F | 74.8 °F | 2.78 in. |
| June | 59.1 °F | 84.6 °F | 0.98 in. |
| July | 65.1 °F | 92.9 °F | 0.05 in. |
| August | 63.9 °F | 92.0 °F | 0.13 in. |
| September | 60.4 °F | 86.8 °F | 0.45 in. |
| October | 52.6 °F | 74.2 °F | 3.1 in. |
| November | 44.3 °F | 60.3 °F | 5.64 in. |
| December | 39.2 °F | 52.7 °F | 12.18 in. |
| Annual | 50.5 °F | 71.2 °F | 60.79 in. |
| Average First Frost Date | Dec. 11 - Dec. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |