Burien Washington Climate Data

Monthly Average Climate Data for Burien Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.2 °C8.1 °C154.18 mm
February2.1 °C9.4 °C109.22 mm
March3.3 °C11.7 °C121.16 mm
April5.2 °C14.7 °C89.92 mm
May8.1 °C18.6 °C53.59 mm
June10.5 °C21 °C42.16 mm
July12.5 °C24.7 °C19.05 mm
August12.7 °C24.9 °C23.37 mm
September10.7 °C21.6 °C40.64 mm
October7.2 °C15.6 °C114.81 mm
November3.9 °C10.5 °C165.61 mm
December1.9 °C7.6 °C163.58 mm
Annual6.7 °C15.7 °C1097.29 mm

Climate Data for Burien Washington

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost20-30 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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