San Juan Capistrano California Climate Data

Monthly Average Climate Data for San Juan Capistrano California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January8.1 °C19.6 °C59.18 mm
February8.5 °C19.4 °C82.8 mm
March9.4 °C20 °C48.77 mm
April10.6 °C20.5 °C21.08 mm
May13.1 °C21.4 °C7.87 mm
June15.1 °C22.7 °C3.56 mm
July16.9 °C25.6 °C2.03 mm
August17.1 °C26 °C0.51 mm
September16.2 °C26.1 °C3.3 mm
October13.6 °C24.3 °C15.75 mm
November10.2 °C22.1 °C29.46 mm
December7.8 °C19.3 °C60.96 mm
Annual12.2 °C22.3 °C335.27 mm

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 : 1.7°C to 4.4°C
Plant Hardiness Zone - 2012Zone 10a : -1.1°C to 1.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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