Annual Weather Averages Near Champaign
Averages are for University Of Illinois-Willard Airport, which is 6 miles from Champaign.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Champaign
High Temp: 85 °F
Low Temp: 18 °F
Mean Temp: 52 °F
Precipitation: 3.16"
Humidity: 73%
Dew Point: 43 °F
Wind: 17 mph
Pressure: 30.05 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Champaign
High Temp: 34 °F
Low Temp: 18 °F
Mean Temp: 26 °F
Precipitation: 2.02"
Humidity: 82%
Dew Point: 21 °F
Wind: 21 mph
Pressure: 30.13 "Hg
Visibility: 8 mi
February Climate & Weather Averages in Champaign
High Temp: 38 °F
Low Temp: 22 °F
Mean Temp: 30 °F
Precipitation: 1.95"
Humidity: 78%
Dew Point: 24 °F
Wind: 20 mph
Pressure: 30.12 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Champaign
High Temp: 51 °F
Low Temp: 31 °F
Mean Temp: 41 °F
Precipitation: 2.64"
Humidity: 71%
Dew Point: 32 °F
Wind: 20 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Champaign
High Temp: 64 °F
Low Temp: 40 °F
Mean Temp: 52 °F
Precipitation: 3.72"
Humidity: 66%
Dew Point: 40 °F
Wind: 21 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Champaign
High Temp: 75 °F
Low Temp: 52 °F
Mean Temp: 63 °F
Precipitation: 4.25"
Humidity: 66%
Dew Point: 52 °F
Wind: 19 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Champaign
High Temp: 83 °F
Low Temp: 62 °F
Mean Temp: 72 °F
Precipitation: 4.53"
Humidity: 69%
Dew Point: 61 °F
Wind: 15 mph
Pressure: 29.95 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Champaign
High Temp: 85 °F
Low Temp: 64 °F
Mean Temp: 74 °F
Precipitation: 4.10"
Humidity: 75%
Dew Point: 66 °F
Wind: 11 mph
Pressure: 29.99 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Champaign
High Temp: 83 °F
Low Temp: 62 °F
Mean Temp: 73 °F
Precipitation: 3.22"
Humidity: 76%
Dew Point: 65 °F
Wind: 10 mph
Pressure: 30.01 "Hg
Visibility: 8 mi
September Climate & Weather Averages in Champaign
High Temp: 79 °F
Low Temp: 55 °F
Mean Temp: 67 °F
Precipitation: 3.20"
Humidity: 68%
Dew Point: 56 °F
Wind: 12 mph
Pressure: 30.04 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Champaign
High Temp: 66 °F
Low Temp: 43 °F
Mean Temp: 55 °F
Precipitation: 3.13"
Humidity: 69%
Dew Point: 44 °F
Wind: 16 mph
Pressure: 30.06 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Champaign
High Temp: 51 °F
Low Temp: 32 °F
Mean Temp: 42 °F
Precipitation: 3.00"
Humidity: 75%
Dew Point: 34 °F
Wind: 19 mph
Pressure: 30.11 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Champaign
High Temp: 39 °F
Low Temp: 24 °F
Mean Temp: 31 °F
Precipitation: 2.17"
Humidity: 81%
Dew Point: 26 °F
Wind: 19 mph
Pressure: 30.11 "Hg
Visibility: 8 mi