Madison September Weather

Averages and records for weather in Madison, Wisconsin in the month of September.
Typical Madison September Weather
1991–2020
Average daily high 73.2 °F
Average daily low 51.0 °F
Average monthly precipitation 3.4 inches
Average monthly snow none
Daily chance of precipitation 30.7%
Daily chance of snow 0%
Madison September Weather Records
1869–2024
Highest temperature 99 °F September 1, 1953
Lowest temperature 25 °F September 22, 1974
Highest daily low 77 °F September 7, 1939
Lowest daily high 41 °F September 29, 1899
Hottest average high temperature 78.8 °F 2005
Coldest average high temperature 64.3 °F 1875
Most daily precipitation 4.3 inches September 8, 1941
Most monthly precipitation 10.7 inches 1915
Most daily snow none -
Most monthly snow none -
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
September 1 77.8 56.4 99 36
September 2 77.7 56.1 98 37
September 3 77.5 55.8 94 38
September 4 77.3 55.5 94 35
September 5 77.0 55.3 93 36
September 6 76.8 55.0 97 34
September 7 76.4 54.7 97 36
September 8 76.1 54.3 97 37
September 9 75.7 53.8 97 36
September 10 75.3 53.3 95 33
September 11 75.0 52.9 93 34
September 12 74.6 52.5 91 31
September 13 74.2 52.1 93 31
September 14 73.8 51.6 96 32
September 15 73.4 51.2 96 32
September 16 73.0 50.9 91 32
September 17 72.5 50.5 90 36
September 18 72.1 50.1 92 33
September 19 71.7 49.8 93 32
September 20 71.1 49.4 91 28
September 21 70.6 48.9 90 33
September 22 70.2 48.5 91 25
September 23 69.9 48.2 92 26
September 24 69.7 47.9 89 26
September 25 69.4 47.5 90 29
September 26 69.0 47.0 87 27
September 27 68.6 46.6 87 27
September 28 68.2 46.2 89 27
September 29 67.8 45.8 90 25
September 30 67.3 45.3 88 28
Weather Station Details
Years Station Coordinates
1940–2024 Madison Dane Regional Airport location
1869–1939 Madison location