Corralitos, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 46.2 °F (low) to 68.6 °F (high). Annual precipitation averages 31 Inches. Corralitos is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 40.5 °F | 60.9 °F | 6.35 in. |
| February | 41.6 °F | 62.1 °F | 6.04 in. |
| March | 42.7 °F | 64.7 °F | 4.13 in. |
| April | 43.9 °F | 67.3 °F | 2.24 in. |
| May | 47.2 °F | 70.2 °F | 0.82 in. |
| June | 49.7 °F | 72.7 °F | 0.21 in. |
| July | 52.6 °F | 73.6 °F | 0.04 in. |
| August | 53.0 °F | 74.5 °F | 0.12 in. |
| September | 51.5 °F | 75.9 °F | 0.14 in. |
| October | 48.2 °F | 74.4 °F | 1.47 in. |
| November | 43.7 °F | 66.8 °F | 3.17 in. |
| December | 39.7 °F | 60.1 °F | 6.27 in. |
| Annual | 46.2 °F | 68.6 °F | 31 in. |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |