El Cajon California Climate Data

Monthly Average Climate Data for El Cajon California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January6.9 °C20 °C61.72 mm
February7.6 °C20.2 °C74.93 mm
March9.1 °C20.7 °C50.8 mm
April10.4 °C22.9 °C21.84 mm
May12.9 °C24.1 °C9.14 mm
June14.8 °C26.7 °C1.52 mm
July16.9 °C29.5 °C2.29 mm
August17.7 °C30.6 °C0.76 mm
September16.7 °C29.9 °C3.56 mm
October13.5 °C27.1 °C13.21 mm
November9.5 °C22.9 °C26.42 mm
December6.7 °C19.7 °C52.58 mm
Annual11.9 °C24.5 °C318.77 mm

Climate Data for El Cajon California

Average First Frost DateDec. 21 - Dec. 31
Average Last Frost DateJan. 21 - Jan. 31
Average Days With FrostFrost Rare
Plant Hardiness Zone - 2023Zone 10a : -1.1°C to 1.7°C
Plant Hardiness Zone - 2012Zone 10a : -1.1°C to 1.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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