Maple Valley Washington Climate Data

Monthly Average Climate Data for Maple Valley Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.7 °C7.9 °C161.04 mm
February1.6 °C9.4 °C119.63 mm
March2.8 °C11.7 °C135.89 mm
April4.7 °C14.6 °C113.28 mm
May7.8 °C18.7 °C73.41 mm
June10.2 °C21 °C64.52 mm
July12.2 °C24.7 °C26.92 mm
August12.3 °C25 °C35.05 mm
September10 °C21.6 °C58.93 mm
October6.5 °C15.4 °C128.27 mm
November3.5 °C10.5 °C179.83 mm
December1.3 °C7.3 °C162.56 mm
Annual6.2 °C15.7 °C1259.33 mm

Climate Data for Maple Valley 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 ClassificationCfb - Temperate Oceanic Climate
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