San Juan Capistrano California Climate Data

Monthly Average Climate Data for San Juan Capistrano California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January46.5 °F67.2 °F2.33 in.
February47.3 °F66.9 °F3.26 in.
March48.9 °F68.0 °F1.92 in.
April51.0 °F68.9 °F0.83 in.
May55.5 °F70.6 °F0.31 in.
June59.2 °F72.9 °F0.14 in.
July62.4 °F78.1 °F0.08 in.
August62.8 °F78.8 °F0.02 in.
September61.2 °F79.0 °F0.13 in.
October56.5 °F75.7 °F0.62 in.
November50.4 °F71.8 °F1.16 in.
December46.0 °F66.8 °F2.4 in.
Annual54 °F72.1 °F13.2 in.

Climate Data for San Juan Capistrano California

Average First Frost DateJan. 21 - Jan. 31
Average Last Frost DateJan. 21 - Jan. 31
Average Days With FrostFrost Rare
Plant Hardiness Zone - 2023Zone 10b : 35°F to 30°F
Plant Hardiness Zone - 2012Zone 10a : 30°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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