Ben Lomond California Climate Data

Monthly Average Climate Data for Ben Lomond California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.7 °C16.2 °C266.45 mm
February4.4 °C17 °C259.08 mm
March5.3 °C18.9 °C163.58 mm
April6.1 °C21.7 °C75.95 mm
May8.1 °C24.3 °C28.96 mm
June9.7 °C27.6 °C7.11 mm
July11.2 °C29.3 °C0.51 mm
August11.1 °C29.8 °C1.27 mm
September10.2 °C29.1 °C3.56 mm
October7.9 °C25.7 °C55.88 mm
November5.6 °C19.4 °C107.95 mm
December3.6 °C15.4 °C265.18 mm
Annual7.2 °C22.9 °C1235.48 mm

Climate Data for Ben Lomond California

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
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 ClassificationCsb - Warm-Summer Mediterranean Climate
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