Green Bluff Washington Climate Data

Monthly Average Climate Data for Green Bluff Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.0 °F34.8 °F2.9 in.
February25.0 °F39.6 °F2.05 in.
March29.6 °F48.2 °F2.49 in.
April34.7 °F56.5 °F1.98 in.
May42.3 °F66.2 °F2.02 in.
June47.9 °F72.5 °F2.05 in.
July53.5 °F83.3 °F0.61 in.
August53.0 °F83.6 °F0.64 in.
September45.3 °F73.5 °F0.87 in.
October36.0 °F58.0 °F1.94 in.
November29.1 °F42.9 °F2.96 in.
December23.7 °F33.9 °F3.35 in.
Annual37 °F57.8 °F23.86 in.

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 : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer