Sister Bay weather in September (Wisconsin, United States of America)
How's the weather trend in Sister Bay as September approaches? Here’s a detailed forecast of the month’s weather patterns.
Temperatures
Expect perfect weather in Sister Bay during September, which means pleasant temperatures and moderate rainfall. Anticipate daytime temperatures around 21°C, while night temperatures can drop to 10°C.
Precipitation
Sister Bay in September usually receives moderate rainfall, averaging around 92 mm for the month. Typically, you can expect about 10 days of rain this month.So this is a great month to visit if you prefer dry days with pleasant temperatures. June, July, August and September typically offer the most optimal weather. In contrast, January, February, March, April, November and December tend to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Sister Bay climate page with graphs.
Sister Bay, monthly averages in September
Min Temperature
10°C
Max Temperature
21°C
Chance of Rain
33%
Precipitation
92 mm
Rainy days
10 days
Where to go 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.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
For visitors traveling to Sister Bay, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Sister Bay.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
