Oak Harbor Washington Climate Data

Monthly Average Climate Data for Oak Harbor Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.9 °C7.9 °C80.01 mm
February1.8 °C9 °C54.36 mm
March3.1 °C11.1 °C57.4 mm
April4.8 °C13.6 °C51.56 mm
May7.4 °C16.6 °C45.47 mm
June9.6 °C18.8 °C32.77 mm
July10.8 °C21.2 °C18.03 mm
August10.8 °C21.8 °C20.07 mm
September9.1 °C19.3 °C31.5 mm
October6.2 °C14.5 °C67.31 mm
November3.7 °C10.3 °C93.73 mm
December1.8 °C7.6 °C73.66 mm
Annual5.9 °C14.3 °C625.87 mm

Climate Data for Oak Harbor Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : -9.4°C to -6.7°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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