Clayton Washington Climate Data

Monthly Average Climate Data for Clayton Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.8 °C1.2 °C85.09 mm
February-5.3 °C4.1 °C53.34 mm
March-2.6 °C9.1 °C69.6 mm
April0.2 °C13.8 °C46.74 mm
May4.3 °C19.3 °C55.63 mm
June7.4 °C22.9 °C52.58 mm
July9.9 °C28.8 °C18.03 mm
August9.3 °C29.1 °C15.75 mm
September5.4 °C23.3 °C20.83 mm
October0.6 °C14.5 °C54.61 mm
November-2.7 °C5.8 °C79.5 mm
December-5.7 °C0.8 °C102.36 mm
Annual1.3 °C14.4 °C654.06 mm

Climate Data for Clayton Washington

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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