Los Altos Hills California Climate Data

Monthly Average Climate Data for Los Altos Hills California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January41.1 °F59.3 °F3.67 in.
February42.8 °F62.0 °F4.03 in.
March44.8 °F65.5 °F2.6 in.
April46.4 °F68.6 °F1.32 in.
May50.0 °F73.7 °F0.44 in.
June53.0 °F79.1 °F0.13 in.
July55.6 °F82.0 °F0.0 in.
August55.7 °F81.6 °F0.03 in.
September54.5 °F80.9 °F0.07 in.
October50.6 °F75.7 °F0.73 in.
November44.7 °F65.7 °F1.72 in.
December40.7 °F59.0 °F3.55 in.
Annual48.3 °F71.1 °F18.29 in.

Climate Data for Los Altos Hills 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 9b : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 9b : 25°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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