Coupeville Washington Climate Data

Monthly Average Climate Data for Coupeville Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.2 °C7.9 °C70.1 mm
February1.9 °C9 °C52.07 mm
March3.1 °C11.1 °C53.85 mm
April4.7 °C13.7 °C48.51 mm
May7.4 °C16.7 °C42.67 mm
June9.6 °C18.9 °C34.54 mm
July10.9 °C21.6 °C18.8 mm
August10.9 °C22.1 °C16.76 mm
September9.1 °C19.6 °C30.48 mm
October6.2 °C14.6 °C54.61 mm
November3.7 °C10.4 °C83.31 mm
December2 °C7.6 °C69.34 mm
Annual6 °C14.4 °C575.04 mm

Climate Data for Coupeville Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
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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