Seaside California Climate Data

Monthly Average Climate Data for Seaside California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January6.4 °C15.6 °C89.92 mm
February6.9 °C15.7 °C88.14 mm
March7.4 °C16.2 °C67.31 mm
April7.9 °C16.7 °C31.5 mm
May9.6 °C17.9 °C11.68 mm
June10.9 °C18.7 °C2.79 mm
July12.2 °C19.2 °C1.02 mm
August12.6 °C19.7 °C0.76 mm
September11.9 °C20.4 °C1.78 mm
October10.2 °C20.2 °C17.53 mm
November7.9 °C17.8 °C40.13 mm
December6.1 °C15.6 °C77.22 mm
Annual9.2 °C17.8 °C429.78 mm

Climate Data for Seaside California

Average First Frost DateJan. 21 - Jan. 31
Average Last Frost DateJan. 21 - Jan. 31
Average Days With FrostFrost Rare
Plant Hardiness Zone - 2023Zone 10a : -1.1°C to 1.7°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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