Granite Bay California Climate Data

Monthly Average Climate Data for Granite Bay California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January4 °C13.2 °C122.43 mm
February5.1 °C15.7 °C119.38 mm
March6.7 °C18.3 °C99.06 mm
April8 °C21.6 °C53.59 mm
May11 °C26.2 °C36.32 mm
June14.3 °C30.9 °C7.62 mm
July16.5 °C34.5 °C0.25 mm
August16.1 °C34.3 °C0.76 mm
September14.2 °C31.3 °C4.06 mm
October10.5 °C25.4 °C34.8 mm
November6.3 °C17.9 °C66.55 mm
December3.7 °C13.3 °C123.95 mm
Annual9.7 °C23.6 °C668.77 mm

Climate Data for Granite Bay California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 11 - Mar. 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 ClassificationCsa - Hot-Summer Mediterranean Climate
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