| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 35.8 °F | 46.8 °F | 6.88 in. |
| February | 36.3 °F | 50.5 °F | 5.01 in. |
| March | 38.6 °F | 55.5 °F | 5.57 in. |
| April | 41.7 °F | 61.3 °F | 4.1 in. |
| May | 47.1 °F | 68.7 °F | 3.27 in. |
| June | 51.2 °F | 73.8 °F | 2.25 in. |
| July | 54.9 °F | 81.6 °F | 0.62 in. |
| August | 55.2 °F | 82.3 °F | 0.64 in. |
| September | 51.2 °F | 75.7 °F | 1.86 in. |
| October | 45.3 °F | 63.4 °F | 4.69 in. |
| November | 39.6 °F | 52.5 °F | 6.96 in. |
| December | 35.5 °F | 46.0 °F | 7.57 in. |
| Annual | 44.4 °F | 63.2 °F | 49.42 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |