Duvall Washington Climate Data

Monthly Average Climate Data for Duvall Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.9 °C8.2 °C157.99 mm
February1.9 °C9.8 °C112.78 mm
March3.3 °C12.1 °C126.24 mm
April5.2 °C15.1 °C105.16 mm
May8.2 °C18.8 °C74.42 mm
June10.6 °C21.1 °C65.79 mm
July12.5 °C24.8 °C26.42 mm
August12.6 °C25.3 °C28.19 mm
September10.3 °C22.1 °C59.69 mm
October6.9 °C16.1 °C120.65 mm
November3.9 °C10.7 °C177.04 mm
December1.7 °C7.7 °C163.07 mm
Annual6.6 °C16 °C1217.44 mm

Climate Data for Duvall Washington

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost50-75 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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