Freeport weather in September (Illinois, United States of America)
Wondering what the weather is like in Freeport during September? Our guide gives you the essential weather details for this month.
Temperatures
Expect perfect weather in Freeport during September, which means high temperatures and moderate rainfall. Expect temperatures to climb to 24°C during the day, with nighttime readings dropping to 11°C.
Precipitation
Freeport in September usually receives moderate rainfall, averaging around 70 mm for the month. When we look at the climate data from the last 30 years, you can expect around 9 days of rain.Average sunshine
There are approximately 221 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Freeport. May and September typically offer the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Freeport climate page with graphs.
Freeport, monthly averages in September
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.
So, what should you wear in this month?
For visitors traveling to Freeport, 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 Freeport.
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.