Vacaville California Climate Data

Monthly Average Climate Data for Vacaville California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.7 °C13.8 °C133.6 mm
February4.8 °C16.2 °C134.37 mm
March6.4 °C18.8 °C87.38 mm
April8.1 °C22.2 °C37.34 mm
May10.8 °C26.4 °C19.56 mm
June13.6 °C30.8 °C4.32 mm
July14.9 °C33.7 °C0 mm
August14.5 °C33.2 °C0.51 mm
September13.3 °C31.5 °C1.78 mm
October10.2 °C26.2 °C25.91 mm
November6.2 °C18.8 °C58.67 mm
December3.6 °C13.9 °C135.13 mm
Annual9.2 °C23.8 °C638.57 mm

Climate Data for Vacaville California

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateMar. 1 - Mar. 10
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 ClassificationCsa - Hot-Summer Mediterranean Climate
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