| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 33.2 °F | 49.7 °F | 7.96 in. |
| February | 33.9 °F | 55.8 °F | 7.18 in. |
| March | 35.4 °F | 61.1 °F | 6.18 in. |
| April | 38.4 °F | 67.9 °F | 3.86 in. |
| May | 42.9 °F | 77.2 °F | 2.08 in. |
| June | 48.0 °F | 85.7 °F | 0.91 in. |
| July | 53.2 °F | 96.1 °F | 0.26 in. |
| August | 52.1 °F | 95.7 °F | 0.17 in. |
| September | 47.0 °F | 89.6 °F | 0.41 in. |
| October | 41.0 °F | 75.0 °F | 2.55 in. |
| November | 36.5 °F | 57.5 °F | 5.39 in. |
| December | 33.2 °F | 48.1 °F | 9.74 in. |
| Annual | 41.2 °F | 71.6 °F | 46.69 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |