Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Milwaukee Weather in September
Milwaukee in September sees high temperatures, with highs around 23°C (73°F) and overnight lows of 13°C (55°F). Rainfall is fairly high at around 77 mm (3 in) on average, so pack waterproofs just in case.
Rainfall in Milwaukee in September
Based on our climate data of the past 30 years, about 10 days of rain are anticipated, with 77 mm (3 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Milwaukee in September
Milwaukee in September has excellent weather. Days reach 23°C (73°F) and nights cool to 13°C (55°F). Overall, the month follows a fairly predictable daily temperature pattern. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Milwaukee in September
Enjoy a sunny month with about 216 hours of sunshine, the clear skies make Milwaukee even more beautiful.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Milwaukee.
Milwaukee Temperature in September
Min Temperature
13°C (55°F)
Max Temperature
23°C (73°F)
Chance of Rain
32%
Precipitation
77 mm (3 in)
Rainy days
10 days
Humidity
75%
Sunshine
216 hours
Percentage Sunshine
57%
Milwaukee Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Milwaukee - and find the best time to visit.
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Milwaukee in September
For Milwaukee in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Milwaukee in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Milwaukee 3-Day Forecast
More climate data for Milwaukee
Temperature Rainfall Sunshine Humidity
See the full Milwaukee climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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