Champaign August Weather

Averages and records for weather in Champaign, Illinois in the month of August.
Typical Champaign August Weather
1991–2020
Average daily high 83.3 °F
Average daily low 62.2 °F
Average monthly precipitation 3.3 inches
Daily chance of precipitation 32.5%
Champaign August Weather Records
1902–2024
Highest temperature 102 °F August 17, 1988
Lowest temperature 39 °F August 31, 1915
Highest daily low 80 °F August 19, 1936
Lowest daily high 60 °F August 31, 1915
Hottest average high temperature 92.1 °F 1947
Coldest average high temperature 75.2 °F 1915
Most daily precipitation 5.3 inches August 12, 1993
Most monthly precipitation 10.0 inches 1993
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
August 1 83.8 63.4 97 52
August 2 83.7 63.3 100 49
August 3 83.5 63.2 101 50
August 4 83.4 63.1 99 47
August 5 83.3 62.9 101 48
August 6 83.2 62.8 100 48
August 7 83.2 62.6 98 48
August 8 83.2 62.6 100 47
August 9 83.2 62.5 100 48
August 10 83.2 62.5 97 52
August 11 83.2 62.4 99 47
August 12 83.2 62.4 97 46
August 13 83.3 62.4 97 48
August 14 83.4 62.3 96 45
August 15 83.3 62.3 99 47
August 16 83.3 62.2 101 49
August 17 83.1 62.2 102 50
August 18 83.0 62.1 101 46
August 19 83.0 62.0 97 51
August 20 83.1 61.9 99 48
August 21 83.1 61.7 99 44
August 22 83.1 61.6 99 47
August 23 83.0 61.4 98 45
August 24 82.9 61.3 96 47
August 25 82.8 61.1 96 46
August 26 82.7 61.0 98 46
August 27 82.6 60.8 96 46
August 28 82.6 60.6 97 44
August 29 82.6 60.4 98 40
August 30 82.5 60.3 97 41
August 31 82.4 60.0 98 39
Weather Station Details
Years Station Coordinates
1999–2024 Champaign Willard Aiport location
1902–1998 Champaign 3S location