Cle Elum Washington Climate Data

Monthly Average Climate Data for Cle Elum Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.2 °F35.1 °F3.82 in.
February24.3 °F40.8 °F2.66 in.
March28.4 °F48.3 °F2.2 in.
April33.6 °F56.0 °F1.36 in.
May40.9 °F65.0 °F1.25 in.
June47.2 °F70.8 °F0.94 in.
July52.7 °F80.2 °F0.45 in.
August51.9 °F80.9 °F0.34 in.
September44.1 °F72.7 °F0.79 in.
October35.2 °F58.3 °F2.25 in.
November28.3 °F43.5 °F3.96 in.
December23.0 °F34.6 °F4.64 in.
Annual36.1 °F57.2 °F24.66 in.

Climate Data for Cle Elum Washington

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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