Marblemount Washington Climate Data

Monthly Average Climate Data for Marblemount Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January0.3 °C5.7 °C290.83 mm
February0.4 °C7.9 °C189.99 mm
March1.5 °C10.9 °C214.12 mm
April3.6 °C15.3 °C141.99 mm
May6.6 °C19.4 °C101.6 mm
June9.2 °C21.8 °C92.71 mm
July10.9 °C25.6 °C44.2 mm
August11 °C26.3 °C44.96 mm
September8.9 °C22.2 °C91.95 mm
October5.4 °C14.9 °C211.07 mm
November2.2 °C8.7 °C339.85 mm
December0.2 °C5.2 °C285.5 mm
Annual5 °C15.3 °C2048.77 mm

Climate Data for Marblemount Washington

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8b : -9.4°C to -6.7°C
Plant Hardiness Zone - 2012Zone 8a : -12.2°C to -9.4°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate