Madison weather in September
September in Madison averages 73°F by day and 51°F at night, with 3.4 inches of precipitation. It is the 4th-warmest and 6th-wettest month of the year here.
- Average high
- 73°F-7° vs August
- Average low
- 51°F1 nights below freezing
- Precipitation
- 3.4 in6 days with 0.1 in. or more
- Snow
- 0.0 in1 days at 90°F+
Is September a good time to visit Madison?
Yes. September is one of the most comfortable months in Madison by our rule (highs of 62 to 86°F, lows of 42°F or more and under 4.5 inches of precipitation). The most comfortable months overall are May and August to September.
Get outside in Madison in September
September is made for being outside. Try University of Wisconsin-Madison Arboretum, Orton Park. All things to do in Madison.
On September 15 the sun rises at 6:37 am and sets at 7:07 pm, giving 12h 30m of daylight. Daylight all year.
What to pack for Madison in September
- T-shirts and a light jacket or sweater
Based on 30-year averages, not a forecast. Check the forecast a few days before you go.
September nearby
| City | Distance | High | Low | Precip. |
|---|---|---|---|---|
| Madison | 73°F | 51°F | 3.4 in | |
| Rockford, IL | 56 mi | 75°F | 54°F | 3.6 in |
| Milwaukee, WI | 75 mi | 74°F | 56°F | 3.2 in |
| Racine, WI | 86 mi | 73°F | 55°F | 3.2 in |
| Kenosha, WI | 87 mi | 72°F | 56°F | 3.5 in |
| Elgin, IL | 91 mi | 76°F | 53°F | 3.5 in |
| Waukegan, IL | 93 mi | 73°F | 54°F | 3.6 in |
Frequently asked questions
What is the weather like in Madison in September?
In September, Madison averages a high of 73°F and a low of 51°F, with 3.4 inches of precipitation (NOAA 1991-2020 normals).
Is September a good time to visit Madison?
Yes. September is one of Madison's most comfortable months by our rule: highs between 62°F and 86°F, lows of 42°F or more and modest rain.
Does it snow in Madison in September?
Rarely. The September snowfall normal is under half an inch.
Before and after: Madison in August and Madison in October. All twelve months: Madison weather by month.
NOAA NCEI 1991-2020 climate normals, station Madison Dane Regional Airport, WI, 6.3 miles from the city center.