| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 37.9 °F | 60.5 °F | 3.18 in. |
| February | 39.5 °F | 62.5 °F | 3.01 in. |
| March | 41.1 °F | 66.3 °F | 2.23 in. |
| April | 42.9 °F | 69.6 °F | 1.01 in. |
| May | 46.7 °F | 74.1 °F | 0.55 in. |
| June | 49.6 °F | 79.7 °F | 0.07 in. |
| July | 52.7 °F | 82.3 °F | 0.02 in. |
| August | 52.8 °F | 83.4 °F | 0.02 in. |
| September | 51.2 °F | 82.9 °F | 0.08 in. |
| October | 46.8 °F | 77.1 °F | 0.72 in. |
| November | 41.0 °F | 67.8 °F | 1.45 in. |
| December | 37.0 °F | 60.1 °F | 2.75 in. |
| Annual | 44.9 °F | 72.2 °F | 15.09 in. |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 10-20 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 | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |