Green Bluff Washington Climate Data

Monthly Average Climate Data for Green Bluff Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.4 °C1.6 °C73.66 mm
February-3.9 °C4.2 °C52.07 mm
March-1.3 °C9 °C63.25 mm
April1.5 °C13.6 °C50.29 mm
May5.7 °C19 °C51.31 mm
June8.8 °C22.5 °C52.07 mm
July11.9 °C28.5 °C15.49 mm
August11.7 °C28.7 °C16.26 mm
September7.4 °C23.1 °C22.1 mm
October2.2 °C14.4 °C49.28 mm
November-1.6 °C6.1 °C75.18 mm
December-4.6 °C1.1 °C85.09 mm
Annual2.8 °C14.3 °C606.05 mm

Climate Data for Green Bluff Washington

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°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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