Eau Claire September Weather

Averages and records for weather in Eau Claire, Wisconsin in the month of September.
Typical Eau Claire September Weather
1991–2020
Average daily high 72.2 °F
Average daily low 49.7 °F
Average monthly precipitation 3.6 inches
Average monthly snow none
Daily chance of precipitation 36.3%
Daily chance of snow 0%
Eau Claire September Weather Records
1893–2024
Highest temperature 101 °F September 10, 1931
Lowest temperature 22 °F September 30, 1899
Highest daily low 78 °F September 6, 1922
Lowest daily high 41 °F September 28, 1899
Hottest average high temperature 82.2 °F 1948
Coldest average high temperature 62.4 °F 1965
Most daily precipitation 6.0 inches September 10, 2000
Most monthly precipitation 10.9 inches 1986
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 77.4 55.0 99 35
September 2 77.3 54.8 100 37
September 3 77.1 54.5 100 32
September 4 76.9 54.3 97 33
September 5 76.6 54.0 97 36
September 6 76.2 53.7 100 37
September 7 75.9 53.3 97 34
September 8 75.4 52.9 98 38
September 9 75.1 52.4 96 36
September 10 74.6 52.0 101 31
September 11 74.2 51.5 98 31
September 12 73.8 51.1 99 28
September 13 73.4 50.8 95 29
September 14 72.9 50.3 97 29
September 15 72.4 49.9 97 29
September 16 72.0 49.6 95 34
September 17 71.5 49.1 93 31
September 18 71.1 48.6 93 29
September 19 70.6 48.2 96 31
September 20 70.1 47.8 96 27
September 21 69.5 47.3 89 29
September 22 69.1 46.9 93 25
September 23 68.7 46.6 93 27
September 24 68.4 46.2 90 27
September 25 68.0 45.8 91 27
September 26 67.6 45.4 86 28
September 27 67.3 44.9 86 25
September 28 66.8 44.5 86 25
September 29 66.4 44.1 89 23
September 30 65.8 43.6 85 22
Weather Station Details
Years Station Coordinates
1950–2024 Eau Claire Regional Airport location
1893–1949 Eau Claire location