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

Mattoon / Charleston, Coles County Memorial Airport (KMTO)

Lat: 39.48°NLon: 88.28°WElev: 722ft.

Fair

37°F

3°C

Humidity 89%
Wind Speed S 3 mph
Barometer 30.02 in (1016.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 8 Mar 4:53 am CDT
Extended Forecast for

Mattoon IL

  • Today

    Today: Sunny, with a high near 61. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 43. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71. South wind 10 to 18 mph, with gusts as high as 32 mph.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. South southwest wind around 14 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 31 mph.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 55. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 55 °F

    T-storms and
    Breezy

  • Wednesday

    Wednesday: Showers. High near 66. Breezy, with a southwest wind around 22 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 66 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 1am. Partly cloudy, with a low around 29. Blustery. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Rain/Snow and
    Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 61. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 43. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 71. South wind 10 to 18 mph, with gusts as high as 32 mph.
Monday Night
Mostly clear, with a low around 58. South southwest wind around 14 mph, with gusts as high as 25 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 31 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 55. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers. High near 66. Breezy, with a southwest wind around 22 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
A chance of rain and snow before 1am. Partly cloudy, with a low around 29. Blustery. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 39. Breezy.
Friday
Mostly sunny, with a high near 60. Breezy.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mattoon IL
 39.49°N 88.39°W (Elev. 732 ft)
Last Update:
4:36 am CDT Mar 8, 2026
Forecast Valid:
5am CDT Mar 8, 2026-6pm CDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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