| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.0 °F | 57.2 °F | 6.3 in. |
| February | 39.5 °F | 60.9 °F | 6.43 in. |
| March | 41.1 °F | 64.0 °F | 4.38 in. |
| April | 42.5 °F | 66.9 °F | 2.03 in. |
| May | 45.9 °F | 71.4 °F | 1.27 in. |
| June | 49.3 °F | 77.2 °F | 0.31 in. |
| July | 51.3 °F | 79.7 °F | 0.03 in. |
| August | 51.6 °F | 80.3 °F | 0.11 in. |
| September | 49.6 °F | 80.7 °F | 0.12 in. |
| October | 45.9 °F | 75.8 °F | 1.49 in. |
| November | 40.7 °F | 65.3 °F | 3.36 in. |
| December | 37.5 °F | 57.3 °F | 6.27 in. |
| Annual | 44.4 °F | 69.7 °F | 32.1 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 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |