Brewster Washington Climate Data

Monthly Average Climate Data for Brewster Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.3 °F34.2 °F1.59 in.
February25.6 °F40.9 °F1.06 in.
March32.1 °F53.8 °F0.97 in.
April38.6 °F64.2 °F0.6 in.
May46.1 °F73.9 °F0.79 in.
June52.1 °F80.3 °F0.87 in.
July58.2 °F89.9 °F0.42 in.
August57.2 °F88.8 °F0.26 in.
September49.1 °F79.2 °F0.32 in.
October39.0 °F62.7 °F0.89 in.
November30.7 °F45.7 °F1.16 in.
December24.3 °F34.7 °F1.69 in.
Annual39.7 °F62.4 °F10.62 in.

Climate Data for Brewster 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 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer