Sisco Heights Washington Climate Data

Monthly Average Climate Data for Sisco Heights Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.8 °C7.5 °C171.7 mm
February1.8 °C8.9 °C122.17 mm
March3.2 °C11.1 °C139.7 mm
April5.1 °C14.3 °C107.95 mm
May7.9 °C18 °C78.49 mm
June10.1 °C20.1 °C76.45 mm
July12.1 °C23.7 °C30.48 mm
August12.4 °C24.2 °C29.72 mm
September10.3 °C21.3 °C71.37 mm
October6.9 °C15.1 °C137.16 mm
November3.6 °C10 °C180.09 mm
December1.7 °C7.2 °C159.77 mm
Annual6.4 °C15.1 °C1305.05 mm

Climate Data for Sisco Heights Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : -9.4°C to -6.7°C
Plant Hardiness Zone - 2012Zone 8b : -9.4°C to -6.7°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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