| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 37.5 °F | 57.3 °F | 4.39 in. |
| February | 39.2 °F | 60.4 °F | 3.35 in. |
| March | 42.1 °F | 65.4 °F | 3.28 in. |
| April | 44.5 °F | 70.4 °F | 1.71 in. |
| May | 50.6 °F | 79.9 °F | 0.93 in. |
| June | 57.3 °F | 89.7 °F | 0.22 in. |
| July | 64.0 °F | 96.6 °F | 0.09 in. |
| August | 63.1 °F | 95.8 °F | 0.08 in. |
| September | 58.5 °F | 90.3 °F | 0.27 in. |
| October | 50.4 °F | 78.8 °F | 0.78 in. |
| November | 42.0 °F | 66.3 °F | 1.74 in. |
| December | 36.8 °F | 56.9 °F | 3.21 in. |
| Annual | 48.8 °F | 75.7 °F | 20.05 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 20-30 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 | Csa - Hot-Summer Mediterranean Climate |