Potrero California Climate Data

Monthly Average Climate Data for Potrero California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.7 °C18.2 °C73.41 mm
February3.8 °C17.7 °C97.54 mm
March4.4 °C19.7 °C66.55 mm
April5.4 °C21.7 °C29.97 mm
May7.8 °C24.6 °C11.68 mm
June10.3 °C29.2 °C2.03 mm
July14.3 °C32.8 °C6.6 mm
August14.9 °C33.8 °C3.05 mm
September13.1 °C31.9 °C6.35 mm
October9.3 °C26.8 °C17.53 mm
November5.9 °C22.1 °C35.31 mm
December3.4 °C17.7 °C65.28 mm
Annual8 °C24.7 °C415.3 mm

Climate Data for Potrero California

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9a : -6.7°C to -3.9°C
Plant Hardiness Zone - 2012Zone 9a : -6.7°C to -3.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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