Stanwood Washington Climate Data

Monthly Average Climate Data for Stanwood Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.7 °C8 °C100.58 mm
February1.6 °C9 °C75.18 mm
March2.9 °C11.3 °C92.71 mm
April4.8 °C13.9 °C71.63 mm
May7.4 °C17.2 °C61.47 mm
June9.7 °C19.5 °C37.34 mm
July10.9 °C22.3 °C25.65 mm
August10.9 °C22.8 °C27.43 mm
September9 °C20 °C46.74 mm
October5.9 °C14.9 °C76.71 mm
November3.5 °C10.6 °C120.9 mm
December1.6 °C7.4 °C104.39 mm
Annual5.8 °C14.7 °C840.73 mm

Climate Data for Stanwood 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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