Laguna Beach, California has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 54.6 °F (low) to 71.1 °F (high). Annual precipitation averages 12.2 Inches. Laguna Beach is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 46.7 °F | 66.8 °F | 2.36 in. |
| February | 47.6 °F | 66.6 °F | 3.13 in. |
| March | 49.8 °F | 67.6 °F | 1.63 in. |
| April | 51.8 °F | 68.4 °F | 0.76 in. |
| May | 56.2 °F | 69.6 °F | 0.33 in. |
| June | 59.7 °F | 72.2 °F | 0.1 in. |
| July | 62.9 °F | 75.3 °F | 0.11 in. |
| August | 63.4 °F | 77.1 °F | 0.0 in. |
| September | 61.9 °F | 77.1 °F | 0.17 in. |
| October | 57.5 °F | 74.1 °F | 0.48 in. |
| November | 51.2 °F | 71.4 °F | 0.69 in. |
| December | 46.5 °F | 66.6 °F | 2.4 in. |
| Annual | 54.6 °F | 71.1 °F | 12.16 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10a : 30°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 10a : 30°F to 25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |