Los Altos Hills California Climate Data

Monthly Average Climate Data for Los Altos Hills California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January5.1 °C15.2 °C93.22 mm
February6 °C16.7 °C102.36 mm
March7.1 °C18.6 °C66.04 mm
April8 °C20.3 °C33.53 mm
May10 °C23.2 °C11.18 mm
June11.7 °C26.2 °C3.3 mm
July13.1 °C27.8 °C0 mm
August13.2 °C27.6 °C0.76 mm
September12.5 °C27.2 °C1.78 mm
October10.3 °C24.3 °C18.54 mm
November7.1 °C18.7 °C43.69 mm
December4.8 °C15 °C90.17 mm
Annual9.1 °C21.7 °C464.57 mm

Climate Data for Los Altos Hills California

Average First Frost DateDec. 21 - Dec. 31
Average Last Frost DateFeb. 21 - Feb. 29
Average Days With Frost5-10 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 ClassificationCsb - Warm-Summer Mediterranean Climate
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