Milwaukee weather in September
Mild and comfortable, with some rainy days. Average highs of 22°C and lows of 15°C, with around 11 rainy days expected throughout the month.
While September isn't our top-rated month for Milwaukee, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
22°C
Average low
15°C
Rainy days
11 days
Best months to visit
June, July, August
What to do in Milwaukee in September
Whatever the weather, Milwaukee rewards curious visitors. Here are some of the best ways to spend your time:
Tour Harley-Davidson Motor Company Factory
Taste beers at historic and craft breweries on the Brewery Heritage Trail
Explore the Third Ward's lakefront art galleries and fish markets
Swim at Milwaukee's public beaches on Lake Michigan
Visit the Milwaukee Public Museum's natural history
Walk the Lakefront Path with water views
What to pack for September
Light layers work well — T-shirts and shorts for the day, a light jacket for evenings. Comfortable walking shoes are a must. Bring a compact umbrella just in case.
Browse other months
January
-1C
Cold, with occasional showers.
February
-1C
Cold, with occasional showers.
March
5C
Cold, with some rainy days.
April
10C
Cool, with some rainy days.
May
17C
Cool, with some rainy days.
Recommended
June
23C
Mild and comfortable, with some rainy days.
Recommended
July
26C
Warm and pleasant, with occasional showers.
Recommended
August
26C
Warm and pleasant, with occasional showers.
September (you are here)
22C
Mild and comfortable, with some rainy days.
October
15C
Cool, with some rainy days.
November
7C
Cold, with occasional showers.
December
3C
Cold, with occasional showers.
Book your September trip to Milwaukee
Find hotels, tours and experiences for the perfect escape.
