Chelan Falls Washington Climate Data

Monthly Average Climate Data for Chelan Falls Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.7 °F35.2 °F1.62 in.
February28.0 °F42.2 °F1.02 in.
March33.8 °F54.0 °F1.04 in.
April39.9 °F63.9 °F0.79 in.
May47.4 °F73.9 °F0.89 in.
June53.4 °F80.3 °F0.68 in.
July59.7 °F89.9 °F0.31 in.
August59.3 °F89.3 °F0.22 in.
September52.1 °F79.5 °F0.31 in.
October42.1 °F63.5 °F0.96 in.
November33.5 °F46.8 °F1.39 in.
December26.4 °F35.5 °F1.78 in.
Annual41.8 °F62.8 °F11.01 in.

Climate Data for Chelan Falls Washington

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer