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

62°F

17°C

Humidity 37%
Wind Speed W 7 mph
Barometer 29.66 in (1004.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 7 Nov 4:53 pm CST
Extended Forecast for

Charleston IL

  • Tonight

    Tonight: Mostly clear, with a low around 39. West wind 3 to 8 mph.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain after 3pm. Mostly cloudy, with a high near 62. West wind 3 to 6 mph.

    High: 62 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before midnight. Cloudy, with a low around 33. East southeast wind 5 to 10 mph becoming north northwest 12 to 17 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Rain Likely
    then Chance
    Rain

  • Sunday

    Sunday: Scattered rain and snow showers before 9am, then scattered snow showers. Partly sunny, with a high near 41. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

    High: 41 °F

    Breezy.
    Scattered
    Rain/Snow
    then
    Scattered
    Snow Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. West northwest wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. West wind 6 to 8 mph.

    Low: 22 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 39. West wind 3 to 8 mph.
Saturday
A 30 percent chance of rain after 3pm. Mostly cloudy, with a high near 62. West wind 3 to 6 mph.
Saturday Night
Rain likely, mainly before midnight. Cloudy, with a low around 33. East southeast wind 5 to 10 mph becoming north northwest 12 to 17 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Scattered rain and snow showers before 9am, then scattered snow showers. Partly sunny, with a high near 41. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 22. West northwest wind 9 to 13 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 39. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 22. West wind 6 to 8 mph.
Veterans Day
Partly sunny, with a high near 50. Breezy.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charleston IL
 39.5°N 88.19°W (Elev. 650 ft)
Last Update:
3:16 pm CST Nov 7, 2025
Forecast Valid:
4pm CST Nov 7, 2025-6pm CST Nov 14, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation