Green Bay Weather in September
Thinking of visiting Green Bay in September? Expect high temperatures reaching 22°C (72°F) during the day, dropping to 10°C (50°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Green Bay in September
Expect around 10 days of rain based on historical data, with 83 mm (3.3 in) average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Green Bay in September
September in Green Bay is generally perfect, with days reaching 22°C (72°F) and nights settling around 10°C (50°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to 10°C (50°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Green Bay.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Green Bay's climate page.
Green Bay Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
22°C (72°F)
Chance of Rain
34%
Precipitation
83 mm (3.3 in)
Rainy days
10 days
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
What to Wear in Green Bay in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags.What To Do in Green Bay in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Green Bay's climate page.
See the full Green Bay climate overview or explore weather in the United States of America.
