Wisconsin in september: average Weather, Temperature and Climate
Weather in Wisconsin in september 2025
The weather in Wisconsin in the month of september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
56°F
Clear/Sunny
33% of time
25%
20%
12%
Weather at 12pm
70°F
Clear/Sunny
47% of time
24%
12%
9%
Weather at 6pm
65°F
Clear/Sunny
50% of time
22%
17%
6%
Weather at 3am
56°F
36%
23%
19%
12%
Evolution of daily average temperature and precipitation in Wisconsin in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Wisconsin in september.
The climate of Wisconsin in september is good
The weather in september in Wisconsin is rather dry (with 3.8in of rainfall over 6 days). Unfortunately, the weather conditions is worsening than the previous month since in august there is an average of 4.9in of rainfall over 7 days.
The climate quite good in this location this month. The thermometer averaged maximum of 72°F. The minimum is 56°F. Thus, the mean temperature average in september in Wisconsin is 63°F. Note that seasonal normals in contrast with those observed in Wisconsin in september with a maximum record of 92°F in 2013 and a minimum record of 32°F in 2012. You can hope to have about 23 days with temperatures up to 65°F, or 77% of the month.
In september in Wisconsin, the days on average last 12:30. The sun rises at 05:35 and sets at 18:05.
With a good climate, the month of september is a good time to go in this city.
Seasonal average climate and temperature of Wisconsin in september
Check below seasonal norms These datas are compiled from the weather statements of the last years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 63°F | ||||
| Highest temperature | 72°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 92°F (2013) | ||||
| Lowest record temperature | 32°F (2012) | ||||
| Number of days at +86°F | 1 day(s) (3%) | ||||
| Number of days at +65°F | 23 day(s) (77%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Wind | |||||
| Wind speed | 18km/h | ||||
| Wind temperature | 52°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.8in | ||||
| Number of days with rainfall | 6 day(s) (19%) | ||||
| Record daily rainfall | 1.7in (2011) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 92% | ||||
| Visibility | 8.74km | ||||
| Cloud cover | 32% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:35 | ||||
| Time of sunset | 18:05 | ||||
| Length of day | 12:30 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Wisconsin in september 2024:
59°F to 68°F
50°F to 70°F
52°F to 70°F
52°F to 74°F
56°F to 76°F
54°F to 65°F
40°F to 61°F
45°F to 70°F
56°F to 79°F
56°F to 77°F
63°F to 79°F
61°F to 85°F
63°F to 79°F
61°F to 83°F
63°F to 83°F
63°F to 83°F
56°F to 83°F
50°F to 81°F
49°F to 79°F
61°F to 76°F
54°F to 83°F
63°F to 70°F
41°F to 70°F
43°F to 68°F
47°F to 74°F
52°F to 79°F
54°F to 79°F
49°F to 77°F
52°F to 76°F
54°F to 74°F
Map: other cities in the United States (USA) in september
Cities near Wisconsin:
| Chicago in september | good weather |
| Illinois in september | good weather |
| Minneapolis (Minnesota) in september | perfect weather |
| Des Moines in september | good weather |
| Detroit in september | good weather |
| Indianapolis in september | good weather |
| St. Louis (Missouri) in september | good weather |
| Cincinnati in september | good weather |
| Cleveland in september | good weather |
| Sioux Falls in september | good weather |
| Louisville (Kentucky) in september | good weather |
| Missouri in september | good weather |
Click over cities on the map for information about the weather in september.
Wisconsin
perfect weather
good
tolerable
bad
very bad
Weather data for Wisconsin in september:
Weather data for Wisconsin for september are derived from an average of the weather forecast since 2009 in Wisconsin. There is a margin of error and these forecasts are to be considered as general information only. The weather in Wisconsin can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Wisconsin.