San Juan Bautista California Climate Data

Monthly Average Climate Data for San Juan Bautista California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.9 °C15.8 °C103.89 mm
February4.8 °C17.1 °C92.96 mm
March5.7 °C18.9 °C63.25 mm
April6.6 °C20.3 °C35.05 mm
May8.7 °C22.6 °C16.51 mm
June10.2 °C25 °C2.29 mm
July11.7 °C26.3 °C0.25 mm
August11.9 °C26.9 °C0.51 mm
September11 °C26.9 °C0.76 mm
October8.7 °C24.7 °C24.89 mm
November5.7 °C19.8 °C45.21 mm
December3.5 °C15.7 °C96.27 mm
Annual7.7 °C21.7 °C481.84 mm

Climate Data for San Juan Bautista California

Average First Frost DateDec. 1 - Dec. 10
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 ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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