Highlands California Climate Data

Monthly Average Climate Data for Highlands California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January5.9 °C15.3 °C126.75 mm
February6.4 °C16.3 °C121.92 mm
March6.8 °C17.9 °C103.63 mm
April7.2 °C18.8 °C58.17 mm
May9 °C20.9 °C22.1 mm
June10.3 °C24.1 °C3.56 mm
July11.6 °C26 °C1.27 mm
August11.8 °C26.3 °C2.03 mm
September11.6 °C26.4 °C2.79 mm
October10.3 °C23.8 °C28.19 mm
November7.8 °C18.7 °C61.47 mm
December5.5 °C14.9 °C140.72 mm
Annual8.7 °C20.8 °C672.6 mm

Climate Data for Highlands California

Average First Frost DateJan. 1 - Jan. 10
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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