National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 39.48°N 88.19°W (Text-Only)
NWS Forecast for: Charleston IL
Issued by: National Weather Service Lincoln, IL
Last Update: 4:26 pm CDT Jul 13, 2025		Print

  • This
    Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 75. Northwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely



  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers
    Likely then
    Slight Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy




  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms


  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms



  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 88. Southwest wind 5 to 7 mph. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    T-storms



  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms



  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms




    • This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 75. Northwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Tonight: Showers and thunderstorms likely, mainly before midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 85. Light and variable wind.

    Monday Night: Partly cloudy, with a low around 69. Calm wind.

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.

    Wednesday: A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 88. Southwest wind 5 to 7 mph. Chance of precipitation is 50%.

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

    Friday: A chance of showers. Partly sunny, with a high near 85.

    Friday Night: Mostly cloudy, with a low around 68.

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 86.

    Saturday Night: Partly cloudy, with a low around 70.

    Sunday: Mostly sunny, with a high near 86.


    Charleston IL
     39.48°N 88.19°W (Elev. 650 ft)

    Visit your local NWS office at: https://www.weather.gov/ilx