Glendora California Climate Data

Monthly Average Climate Data for Glendora California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January7.5 °C20.2 °C112.52 mm
February7.8 °C20.4 °C124.46 mm
March8.8 °C21.9 °C80.52 mm
April10.1 °C23.5 °C24.89 mm
May12.4 °C25.4 °C14.48 mm
June14.4 °C28.2 °C4.83 mm
July16.7 °C31.8 °C2.03 mm
August17.1 °C32.8 °C0.25 mm
September16.2 °C31.7 °C4.57 mm
October13.4 °C27.9 °C20.57 mm
November9.8 °C23.7 °C26.16 mm
December7.1 °C19.7 °C76.71 mm
Annual11.8 °C25.6 °C491.99 mm

Climate Data for Glendora California

Average First Frost DateJan. 11 - Jan. 20
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost5-10 Days
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 ClassificationCsa - Hot-Summer Mediterranean Climate
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