Larkspur California Climate Data

Monthly Average Climate Data for Larkspur California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January43.4 °F56.2 °F8.27 in.
February45.0 °F60.2 °F8.08 in.
March46.3 °F63.2 °F5.3 in.
April47.8 °F66.3 °F2.44 in.
May50.3 °F70.3 °F1.2 in.
June52.8 °F74.5 °F0.31 in.
July54.3 °F75.6 °F0.01 in.
August54.9 °F76.2 °F0.07 in.
September54.7 °F76.7 °F0.11 in.
October52.2 °F72.9 °F1.77 in.
November47.8 °F63.8 °F4.02 in.
December43.6 °F56.6 °F8.77 in.
Annual49.4 °F67.7 °F40.35 in.

Climate Data for Larkspur California

Average First Frost DateJan. 1 - Jan. 10
Average Last Frost DateJan. 21 - Jan. 31
Average Days With FrostFrost Rare
Plant Hardiness Zone - 2023Zone 10a : 30°F to 25°F
Plant Hardiness Zone - 2012Zone 10a : 30°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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