Volcano California Climate Data

Monthly Average Climate Data for Volcano California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.2 °C12.3 °C172.97 mm
February2.8 °C13.8 °C164.59 mm
March3.9 °C16.1 °C145.29 mm
April5.1 °C18.9 °C89.66 mm
May8.2 °C23.7 °C55.88 mm
June11.5 °C29 °C9.65 mm
July15.2 °C33.3 °C0.51 mm
August14.8 °C32.9 °C2.29 mm
September12.7 °C30.3 °C8.13 mm
October9 °C24.4 °C49.02 mm
November4.3 °C16.8 °C93.98 mm
December2.1 °C11.6 °C170.94 mm
Annual7.7 °C21.9 °C962.91 mm

Climate Data for Volcano California

Average First Frost DateDec. 11 - Dec. 20
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9a : -6.7°C to -3.9°C
Plant Hardiness Zone - 2012Zone 9a : -6.7°C to -3.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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