National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Overcast

23°F

-5°C

Humidity 78%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 2 Jan 7:35 am CST
Extended Forecast for

Clinton IL

  • Today

    Today: Mostly cloudy, with a high near 32. North northeast wind 3 to 6 mph.

    High: 32 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 23. Northeast wind around 7 mph.

    Low: 23 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Northeast wind around 6 mph becoming light and variable.

    High: 35 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18. Northwest wind around 6 mph becoming calm in the evening.

    Low: 18 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 36. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

    High: 36 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 28. South southeast wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 49. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 32. North northeast wind 3 to 6 mph.
Tonight
Cloudy, with a low around 23. Northeast wind around 7 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Northeast wind around 6 mph becoming light and variable.
Saturday Night
Mostly clear, with a low around 18. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Increasing clouds, with a high near 36. Calm wind becoming south southeast 5 to 8 mph in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 28. South southeast wind 8 to 14 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 49. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Mostly cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clinton IL
 40.15°N 88.95°W (Elev. 715 ft)
Last Update:
3:16 am CST Jan 2, 2026
Forecast Valid:
7am CST Jan 2, 2026-6pm CST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation