Montara, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 9.9 °C (low) to 16.7 °C (high). Annual precipitation averages 632.2 Millimeters. Montara is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 7.7 °C | 14.5 °C | 124.97 mm |
| February | 8 °C | 15.2 °C | 113.03 mm |
| March | 8.3 °C | 15.9 °C | 89.15 mm |
| April | 8.7 °C | 15.4 °C | 43.43 mm |
| May | 9.9 °C | 16.3 °C | 23.88 mm |
| June | 11 °C | 17 °C | 6.6 mm |
| July | 12.2 °C | 17.8 °C | 4.32 mm |
| August | 12.7 °C | 18.3 °C | 5.59 mm |
| September | 12.1 °C | 19.1 °C | 4.32 mm |
| October | 10.7 °C | 18.9 °C | 26.92 mm |
| November | 9.3 °C | 17.1 °C | 60.71 mm |
| December | 7.7 °C | 14.6 °C | 129.29 mm |
| Annual | 9.9 °C | 16.7 °C | 632.21 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 10a : -1.1°C to 1.7°C |
| Plant Hardiness Zone - 2012 | Zone 10a : -1.1°C to 1.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |