7-Day Forecast 39.67°N 89.7°W (Text-Only)
NWS Forecast for: Chatham IL
Issued by: National Weather Service Lincoln, IL
Last Update: 9:42 pm CDT Jun 30, 2025
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  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 11pm.  Cloudy early, then gradual clearing, with a low around 67. Northwest wind around 6 mph.

    Low: 67 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 84. North northwest wind 6 to 9 mph.

    High: 84 °F

    Sunny


  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 65. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 65 °F

    Mostly Clear


  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny


  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 66. Light west southwest wind.

    Low: 66 °F

    Mostly Clear


  • Thursday

    Thursday: Sunny, with a high near 88. Calm wind becoming southwest around 5 mph.

    High: 88 °F

    Sunny


  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 69. South wind 3 to 5 mph.

    Low: 69 °F

    Mostly Clear


  • Independence
    Day

    Independence Day: Sunny, with a high near 90.

    High: 90 °F

    Sunny


  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy




  • Tonight: A 30 percent chance of showers and thunderstorms, mainly before 11pm. Cloudy early, then gradual clearing, with a low around 67. Northwest wind around 6 mph.

    Tuesday: Sunny, with a high near 84. North northwest wind 6 to 9 mph.

    Tuesday Night: Mostly clear, with a low around 65. Northwest wind around 6 mph becoming calm in the evening.

    Wednesday: Sunny, with a high near 86. Calm wind becoming west northwest around 5 mph in the afternoon.

    Wednesday Night: Mostly clear, with a low around 66. Light west southwest wind.

    Thursday: Sunny, with a high near 88. Calm wind becoming southwest around 5 mph.

    Thursday Night: Mostly clear, with a low around 69. South wind 3 to 5 mph.

    Independence Day: Sunny, with a high near 90.

    Friday Night: Partly cloudy, with a low around 72.

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 73.

    Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 88.

    Sunday Night: A chance of showers. Partly cloudy, with a low around 70.

    Monday: A chance of showers. Mostly sunny, with a high near 87.



    Chatham IL
     39.67°N 89.7°W (Elev. 600 ft)

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