Occidental California Climate Data

Monthly Average Climate Data for Occidental California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January5.1 °C13.2 °C258.57 mm
February5.6 °C14.8 °C259.59 mm
March6.2 °C16.8 °C188.98 mm
April6.8 °C19.3 °C89.66 mm
May8.6 °C22.1 °C52.58 mm
June10.3 °C25.3 °C14.99 mm
July11 °C26.4 °C1.52 mm
August11.6 °C26.6 °C4.83 mm
September11.2 °C26.2 °C5.59 mm
October10.2 °C23.6 °C63.5 mm
November7 °C17 °C139.7 mm
December4.9 °C12.9 °C289.56 mm
Annual8.2 °C20.4 °C1369.07 mm

Climate Data for Occidental California

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost20-30 Days
Plant Hardiness Zone - 2023Zone 9b : -3.9°C to -1.1°C
Plant Hardiness Zone - 2012Zone 9b : -3.9°C to -1.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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