Brewster Washington Climate Data

Monthly Average Climate Data for Brewster Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.8 °C1.2 °C40.39 mm
February-3.6 °C4.9 °C26.92 mm
March0.1 °C12.1 °C24.64 mm
April3.7 °C17.9 °C15.24 mm
May7.8 °C23.3 °C20.07 mm
June11.2 °C26.8 °C22.1 mm
July14.6 °C32.2 °C10.67 mm
August14 °C31.6 °C6.6 mm
September9.5 °C26.2 °C8.13 mm
October3.9 °C17.1 °C22.61 mm
November-0.7 °C7.6 °C29.46 mm
December-4.3 °C1.5 °C42.93 mm
Annual4.3 °C16.9 °C269.76 mm

Climate Data for Brewster Washington

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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