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Illinois
14 day weather Forecast
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Illinois 14 day weather forecast

Click on a day for an hourly weather forecast
°C °F
Monday
Dec 15
0 mm
-4° / -17°
Tuesday
Dec 16
0 mm
4° / -8°
Wednesday
Dec 17
0 mm
-1° / -2°
Thursday
Dec 18
0.8 cm
9° / -5°
Friday
Dec 19
0 mm
-5° / -10°
Saturday
Dec 20
1.2 cm
3° / -3°
Sunday
Dec 21
0.1 cm
-3° / -8°
Monday
Dec 22
0 mm
1° / -8°
Tuesday
Dec 23
0 mm
5° / 2°
Wednesday
Dec 24
0 mm
1° / -4°
Thursday
Dec 25
0.1 cm
-1° / -6°
Friday
Dec 26
0.3 cm
-2° / -9°
Saturday
Dec 27
0 mm
-8° / -11°
Sunday
Dec 28
0.1 cm
-2° / -8°
Next
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Illinois 14 day forecast

Date Temperatures Weather Wind
Monday, December 15 -4 ° / -17 ° Overcast 9 Km/h
Tuesday, December 16 4 ° / -8 ° Overcast 24 Km/h
Wednesday, December 17 -1 ° / -2 ° Overcast 18 Km/h
Thursday, December 18 9 ° / -5 ° Patchy light snow 16 Km/h
Friday, December 19 -5 ° / -10 ° Cloudy 12 Km/h
Saturday, December 20 3 ° / -3 ° Cloudy 16 Km/h
Sunday, December 21 -3 ° / -8 ° Clear 14 Km/h
Monday, December 22 1 ° / -8 ° Overcast 27 Km/h
Tuesday, December 23 5 ° / 2 ° Partly cloudy 9 Km/h
Wednesday, December 24 1 ° / -4 ° Partly cloudy 22 Km/h
Thursday, December 25 -1 ° / -6 ° Partly cloudy 16 Km/h
Friday, December 26 -2 ° / -9 ° Light snow 21 Km/h
Saturday, December 27 -8 ° / -11 ° Overcast 10 Km/h
Sunday, December 28 -2 ° / -8 ° Overcast 19 Km/h
Further Ahead

Illinois weather for this week and the next 14 days

By knowing how cold, mild, warm, or hot the weather in Illinois, you will find it easier to plan your days.

Our 14 day weather forecast for Illinois becomes more accurate the closer to the date of your visit, so always be sure to check in frequently for any weather updates.

The weather in Illinois for the next 14 days - FAQ

What will the temperature be in Illinois during the next 14 days?
The temperature will range between 9° C and -8° C. The hottest day in the next 2 weeks will be on December 18 and the coldest on December 27.
Will it rain at Illinois in the next 14 days?
Yes, there will be around 6 days with rain and an overall rainfall of 5.1 mm.
Will it be snowing in Illinois?
Yes! Illinois is expected to have 6 snowy days in the next 2 weeks, with estimated total of 2.6 cm of snow.
Can I see more details about the weather in Illinois on a specific day?
Yes, you can click on any of the days in the gallery above, or check today and tomorrow weather in Illinois's pages.
Do you have a weather forecast for Illinois for more than 14 days?
You can check the Illinois long range weather page, it is not a forecast, but it can give you an idea of how the weather in Illinois will be like (based on past weather information).
Cities in Illinois

For a more accurate weather forecast please select a city

Aurora Champaign Chicago Elgin Joliet Naperville Quincy Rockford Springfield Zion
See more locations
More about the weather in Illinois
Long range weather for Illinois Illinois weather in December Illinois weather in January Illinois Webcam Weather tomorrow Hotels in Illinois