Weather Forecast

The weather in Illinois, United StatesRemove from your favorite locations Add to my locations

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Cities in Illinois

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Illinois 14 day weather

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The weather today in Illinois

°
C
Sunrise:
Sunset:
Wind Illinois
Chance of rain
%
Humidity Illinois
%

United States weather Illinois weather report

Looking for Illinois weather updates? You’ve come to the right place!

The current temperature in Illinois is °. You can find more detailed information about the weather in Illinois including humidity, wind, chance of rain and more on the Illinois current weather page.

The weather in Illinois

Weather25.com provides all the information that you need to know about the weather in Illinois, United States. Stay up to date on current weather conditions which are updated every 3 hours.

This page provides access to information such as the weather forecast for the next 14 days, the average weather by month, and the full hourly weather forecast for today and tomorrow.

The 14-day forecast lets you know the anticipated weather day by day. The average weather by month will give you an idea of weather trends in Illinois. For example, the weather in Illinois in October 2021.

These trends can be helpful when planning trips to Illinois or preparing for the weather in advance.

There are many factors to consider when looking at the weather in Illinois. These factors include the time of year, season, the Illinois’s altitude, surrounding weather patterns and more.

All of these and more are taken into consideration when presenting Illinois's weather information to you.

Weather25.com Weather Forecast

Do you see something missing or inaccurate about the weather in Illinois? Feel free to contact us with the correction and we’ll update it! Accurate and reliable weather information is our top priority.

Weather in Illinois - FAQ

Will it rain today in Illinois?
The chance of rain in Illinois today is %.
What is the weather like in Illinois at the moment?
The weather in Illinois right now is with a temperature of °C.
What is the hottest month in Illinois?
Illinois's hottest month is August with an average temperature of 25°C.
What is the coldest month in Illinois?
The coldest month in Illinois is February with an average temperature of -7°C.