Lisle weather in September (Illinois, United States of America)

What weather conditions can you expect in Lisle this September? Check out this detailed guide to the month’s weather conditions.

Temperatures

During September, Lisle is known for its perfect weather, characterized by high temperatures and moderate rainfall. In the daytime, temperatures tend to hover near 25°C, cooling down at night to around 12°C.

Precipitation

Lisle in September usually receives moderate rainfall, averaging around 90 mm for the month. Based on our climate data of the past 30 years, about 9 days of rain are anticipated.

Average sunshine

Enjoy a sunny month with about 226 hours of sunshine, providing a cheerful and lively atmosphere.

So this is a great month to visit if you prefer dry days with pleasant temperatures. September typically offers the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Lisle climate page with graphs.

 

Lisle, monthly averages in September

Min Temperature 12°C  

Max Temperature 25°C  

Chance of Rain 30%  

Precipitation 90 mm  

Rainy days 9 days  

Humidity 71% *  

Windspeed 14 km/h *  

Sunshine 226 hours *  

Percentage Sunshine 60% *  

Data from: Chicago, the United States of America (24 KM, 15 Miles).

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.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Lisle, 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.

Swimming

9/10

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Lisle.

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.