Kittitas Washington Climate Data

Monthly Average Climate Data for Kittitas Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.0 °F35.4 °F1.26 in.
February24.4 °F42.6 °F0.66 in.
March28.8 °F51.8 °F0.78 in.
April34.0 °F59.6 °F0.79 in.
May41.8 °F68.6 °F0.76 in.
June48.0 °F75.1 °F0.56 in.
July53.8 °F84.7 °F0.31 in.
August52.9 °F84.4 °F0.17 in.
September44.6 °F75.7 °F0.41 in.
October35.0 °F61.1 °F0.74 in.
November27.2 °F45.5 °F1.01 in.
December21.8 °F35.3 °F1.8 in.
Annual36.2 °F60 °F9.25 in.

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 : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate