Kittitas Washington Climate Data

Monthly Average Climate Data for Kittitas Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.6 °C1.9 °C32 mm
February-4.2 °C5.9 °C16.76 mm
March-1.8 °C11 °C19.81 mm
April1.1 °C15.3 °C20.07 mm
May5.4 °C20.3 °C19.3 mm
June8.9 °C23.9 °C14.22 mm
July12.1 °C29.3 °C7.87 mm
August11.6 °C29.1 °C4.32 mm
September7 °C24.3 °C10.41 mm
October1.7 °C16.2 °C18.8 mm
November-2.7 °C7.5 °C25.65 mm
December-5.7 °C1.8 °C45.72 mm
Annual2.3 °C15.5 °C234.93 mm

Climate Data for Kittitas Washington

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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