7-Day Forecast 41.65°N 88.07°W (Text-Only)
NWS Forecast for: Romeoville IL
Issued by: National Weather Service Chicago, IL
Last Update: 4:12 pm CDT Jul 13, 2025
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  • Tonight

    Tonight: Partly cloudy, with a low around 65. Northwest wind around 5 mph becoming southwest after midnight.

    Low: 65 °F

    Partly Cloudy


  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the morning.

    High: 87 °F

    Sunny


  • Monday
    Night

    Monday Night: Mostly clear, with a low around 66. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Mostly Clear


  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 90. Heat index values as high as 95. South wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: A slight chance of thunderstorms before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am.  Partly cloudy, with a low around 71. South wind around 5 mph, with gusts as high as 10 mph.  Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 7am.  Mostly sunny, with a high near 89. Chance of precipitation is 50%.

    High: 89 °F

    Chance
    T-storms

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 84.

    High: 84 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms



  • Tonight: Partly cloudy, with a low around 65. Northwest wind around 5 mph becoming southwest after midnight.

    Monday: Sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the morning.

    Monday Night: Mostly clear, with a low around 66. West southwest wind around 5 mph becoming calm in the evening.

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. Heat index values as high as 95. South wind 5 to 10 mph. Chance of precipitation is 20%.

    Tuesday Night: A slight chance of thunderstorms before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 71. South wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.

    Wednesday: A chance of showers, with thunderstorms also possible after 7am. Mostly sunny, with a high near 89. Chance of precipitation is 50%.

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Thursday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

    Thursday Night: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66.

    Friday: Partly sunny, with a high near 81.

    Friday Night: Partly cloudy, with a low around 64.

    Saturday: Partly sunny, with a high near 84.

    Saturday Night: Mostly cloudy, with a low around 67.

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 85.



    Romeoville IL
     41.65°N 88.07°W

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