Annual Weather Averages in Ellensburg
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Ellensburg
High Temp: 87 °F
Low Temp: 23 °F
Mean Temp: 50 °F
Precipitation: 0.79"
Humidity: 59%
Dew Point: 35 °F
Wind: 13 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Ellensburg
High Temp: 37 °F
Low Temp: 24 °F
Mean Temp: 30 °F
Precipitation: 1.25"
Humidity: 81%
Dew Point: 25 °F
Wind: 5 mph
Pressure: 30.14 "Hg
Visibility: 7 mi
February Climate & Weather Averages in Ellensburg
High Temp: 44 °F
Low Temp: 26 °F
Mean Temp: 35 °F
Precipitation: 0.93"
Humidity: 71%
Dew Point: 26 °F
Wind: 7 mph
Pressure: 30.09 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Ellensburg
High Temp: 53 °F
Low Temp: 30 °F
Mean Temp: 42 °F
Precipitation: 0.80"
Humidity: 61%
Dew Point: 29 °F
Wind: 12 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
April Climate & Weather Averages in Ellensburg
High Temp: 61 °F
Low Temp: 36 °F
Mean Temp: 48 °F
Precipitation: 0.68"
Humidity: 53%
Dew Point: 32 °F
Wind: 17 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Ellensburg
High Temp: 70 °F
Low Temp: 44 °F
Mean Temp: 57 °F
Precipitation: 0.88"
Humidity: 49%
Dew Point: 39 °F
Wind: 18 mph
Pressure: 29.96 "Hg
Visibility: 10 mi
June Climate & Weather Averages in Ellensburg
High Temp: 77 °F
Low Temp: 50 °F
Mean Temp: 64 °F
Precipitation: 0.54"
Humidity: 47%
Dew Point: 43 °F
Wind: 22 mph
Pressure: 29.94 "Hg
Visibility: 10 mi
July Climate & Weather Averages in Ellensburg
High Temp: 87 °F
Low Temp: 56 °F
Mean Temp: 71 °F
Precipitation: 0.28"
Humidity: 41%
Dew Point: 47 °F
Wind: 22 mph
Pressure: 29.94 "Hg
Visibility: 10 mi
August Climate & Weather Averages in Ellensburg
High Temp: 86 °F
Low Temp: 55 °F
Mean Temp: 70 °F
Precipitation: 0.20"
Humidity: 43%
Dew Point: 47 °F
Wind: 19 mph
Pressure: 29.94 "Hg
Visibility: 10 mi
September Climate & Weather Averages in Ellensburg
High Temp: 77 °F
Low Temp: 46 °F
Mean Temp: 62 °F
Precipitation: 0.42"
Humidity: 49%
Dew Point: 43 °F
Wind: 13 mph
Pressure: 29.98 "Hg
Visibility: 10 mi
October Climate & Weather Averages in Ellensburg
High Temp: 62 °F
Low Temp: 36 °F
Mean Temp: 49 °F
Precipitation: 0.89"
Humidity: 61%
Dew Point: 37 °F
Wind: 10 mph
Pressure: 30.06 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Ellensburg
High Temp: 47 °F
Low Temp: 28 °F
Mean Temp: 37 °F
Precipitation: 1.15"
Humidity: 74%
Dew Point: 30 °F
Wind: 6 mph
Pressure: 30.11 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Ellensburg
High Temp: 36 °F
Low Temp: 23 °F
Mean Temp: 30 °F
Precipitation: 1.52"
Humidity: 80%
Dew Point: 24 °F
Wind: 5 mph
Pressure: 30.14 "Hg
Visibility: 8 mi