La Honda, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 7.8 °C (low) to 20.1 °C (high). Annual precipitation averages 741.9 Millimeters. La Honda is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.9 °C | 15.6 °C | 139.7 mm |
| February | 5.2 °C | 16.3 °C | 139.19 mm |
| March | 5.7 °C | 17.8 °C | 104.65 mm |
| April | 6.3 °C | 17.8 °C | 57.91 mm |
| May | 8.2 °C | 19.6 °C | 32 mm |
| June | 9.8 °C | 22.3 °C | 8.64 mm |
| July | 11.2 °C | 24.4 °C | 1.27 mm |
| August | 11.3 °C | 24.8 °C | 4.06 mm |
| September | 10.8 °C | 25.3 °C | 4.32 mm |
| October | 8.9 °C | 23.2 °C | 29.21 mm |
| November | 6.3 °C | 18.8 °C | 74.68 mm |
| December | 4.6 °C | 15.2 °C | 146.3 mm |
| Annual | 7.8 °C | 20.1 °C | 741.93 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |