Discovery Bay California Climate Data

Monthly Average Climate Data for Discovery Bay California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January4.3 °C13 °C72.14 mm
February5.8 °C15.8 °C64.77 mm
March7.5 °C18.8 °C46.74 mm
April9.2 °C21.3 °C26.92 mm
May11.7 °C25.2 °C13.97 mm
June14.1 °C29.2 °C3.81 mm
July15.2 °C31.8 °C0 mm
August15.2 °C31.5 °C0.51 mm
September14.2 °C29.8 °C1.78 mm
October11 °C25.2 °C17.02 mm
November6.6 °C18.2 °C35.05 mm
December4.1 °C13.2 °C66.29 mm
Annual9.9 °C22.8 °C349 mm

Climate Data for Discovery Bay California

Average First Frost DateDec. 11 - Dec. 20
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost10-20 Days
Plant Hardiness Zone - 2023Zone 9b : -3.9°C to -1.1°C
Plant Hardiness Zone - 2012Zone 9b : -3.9°C to -1.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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