Saranap, California has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 9 °C (low) to 22.1 °C (high). Annual precipitation averages 652 Millimeters. Saranap is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Jan. 11 - Jan. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.6 °C | 13.8 °C | 133.35 mm |
| February | 5.4 °C | 16.1 °C | 132.33 mm |
| March | 6.6 °C | 18.4 °C | 94.74 mm |
| April | 7.9 °C | 20.9 °C | 42.67 mm |
| May | 10.2 °C | 23.4 °C | 20.83 mm |
| June | 12.1 °C | 27.3 °C | 2.79 mm |
| July | 13.4 °C | 29.7 °C | 0.25 mm |
| August | 13.5 °C | 29.8 °C | 1.02 mm |
| September | 12.7 °C | 29.1 °C | 2.03 mm |
| October | 10.4 °C | 24.4 °C | 30.23 mm |
| November | 6.6 °C | 18.3 °C | 63.75 mm |
| December | 4.3 °C | 13.9 °C | 128.02 mm |
| Annual | 9 °C | 22.1 °C | 652.01 mm |
| Average First Frost Date | Jan. 11 - Jan. 20 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| 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 |