Bremerton Washington Climate Data

Monthly Average Climate Data for Bremerton Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.4 °C8.5 °C192.02 mm
February2.4 °C9.9 °C113.79 mm
March3.7 °C12.2 °C131.32 mm
April5.4 °C15 °C80.52 mm
May8.4 °C18.4 °C53.09 mm
June10.8 °C20.6 °C38.35 mm
July12.7 °C24.2 °C19.56 mm
August12.8 °C24.7 °C25.4 mm
September10.8 °C21.6 °C45.47 mm
October7.4 °C15.7 °C113.03 mm
November4.3 °C10.9 °C189.48 mm
December2.3 °C8 °C204.98 mm
Annual7 °C15.8 °C1207.01 mm

Climate Data for Bremerton Washington

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 8b : -9.4°C to -6.7°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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