Belmont California Climate Data

Monthly Average Climate Data for Belmont California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January5.8 °C14.7 °C98.81 mm
February6.8 °C16.1 °C101.09 mm
March7.8 °C17.7 °C73.91 mm
April8.6 °C19 °C38.1 mm
May10.3 °C20.8 °C15.49 mm
June11.8 °C23.3 °C4.06 mm
July13.1 °C24.7 °C0.51 mm
August13.2 °C24.8 °C0.76 mm
September12.8 °C24.9 °C2.03 mm
October11.2 °C22.7 °C21.34 mm
November8.1 °C17.9 °C46.99 mm
December5.7 °C14.7 °C104.65 mm
Annual9.6 °C20.1 °C507.74 mm

Climate Data for Belmont California

Average First Frost DateDec. 21 - Dec. 31
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost5-10 Days
Plant Hardiness Zone - 2023Zone 10a : -1.1°C to 1.7°C
Plant Hardiness Zone - 2012Zone 10a : -1.1°C to 1.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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