Oak Harbor Washington Climate Data

Monthly Average Climate Data for Oak Harbor Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.5 °F46.3 °F3.15 in.
February35.3 °F48.2 °F2.14 in.
March37.6 °F52.0 °F2.26 in.
April40.7 °F56.4 °F2.03 in.
May45.3 °F61.8 °F1.79 in.
June49.2 °F65.8 °F1.29 in.
July51.5 °F70.2 °F0.71 in.
August51.5 °F71.2 °F0.79 in.
September48.3 °F66.7 °F1.24 in.
October43.1 °F58.1 °F2.65 in.
November38.7 °F50.6 °F3.69 in.
December35.3 °F45.6 °F2.9 in.
Annual42.7 °F57.7 °F24.64 in.

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 : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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