7-Day Forecast 39.84°N 86.38°W (Text-Only)
NWS Forecast for: Brownsburg IN
Issued by: National Weather Service Indianapolis, IN
Last Update: 4:15 pm EDT Jul 20, 2025
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  • This
    Afternoon

    This Afternoon: Showers and thunderstorms likely.  Mostly cloudy, with a steady temperature around 80. West wind around 7 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    T-storms
    Likely


  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 8pm.  Mostly cloudy, with a low around 69. North northwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    T-storms
    Likely


  • Monday

    Monday: Scattered showers and thunderstorms, mainly after 3pm.  Mostly cloudy, with a high near 81. East wind around 7 mph.  Chance of precipitation is 30%.

    High: 81 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Monday
    Night

    Monday Night: Isolated showers and thunderstorms before 8pm.  Partly cloudy, with a low around 64. East wind around 6 mph.  Chance of precipitation is 10%.

    Low: 64 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Southeast wind around 6 mph.

    High: 85 °F

    Mostly Sunny



  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 66. Southeast wind around 6 mph.

    Low: 66 °F

    Mostly Clear



  • Wednesday

    Wednesday: Sunny, with a high near 90. South wind around 6 mph.

    High: 90 °F

    Sunny



  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 72. Light south wind.

    Low: 72 °F

    Mostly Clear



  • Thursday

    Thursday: Sunny and hot, with a high near 91. South southwest wind 5 to 7 mph.

    High: 91 °F

    Hot





  • This Afternoon: Showers and thunderstorms likely. Mostly cloudy, with a steady temperature around 80. West wind around 7 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 8pm. Mostly cloudy, with a low around 69. North northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Monday: Scattered showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 81. East wind around 7 mph. Chance of precipitation is 30%.

    Monday Night: Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. East wind around 6 mph. Chance of precipitation is 10%.

    Tuesday: Mostly sunny, with a high near 85. Southeast wind around 6 mph.

    Tuesday Night: Mostly clear, with a low around 66. Southeast wind around 6 mph.

    Wednesday: Sunny, with a high near 90. South wind around 6 mph.

    Wednesday Night: Mostly clear, with a low around 72. Light south wind.

    Thursday: Sunny and hot, with a high near 91. South southwest wind 5 to 7 mph.

    Thursday Night: Partly cloudy, with a low around 73. South southwest wind around 5 mph.

    Friday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.

    Friday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.



    Brownsburg IN
     39.84°N 86.38°W (Elev. 892 ft)

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