| National Weather Service Forecast for:
Brownsburg, IN Issued by: National Weather Service Indianapolis, IN |
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| Updated: 10/13/2026 1:15am | ||||||||||||||||||||||||||||||||||||||||
| Brownsburg, IN | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Partly cloudy. Low around 67, with temperatures rising to around 69 overnight. Southwest wind around 9 mph. |
| Tuesday |
Sunny, with a high near 88. Southwest wind 9 to 14 mph, with gusts as high as 25 mph. |
| Tuesday Night |
A chance of showers and thunderstorms after 5am. Mostly clear. Low around 70, with temperatures rising to around 72 overnight. Southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
Showers and thunderstorms. Mostly cloudy, with a high near 81. West wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
| Wednesday Night |
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Thursday |
Rain showers likely before 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 74. East southeast wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Thursday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 51. West southwest wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. |
| Friday |
A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 60. Northwest wind 17 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. |
| Friday Night |
Partly cloudy, with a low around 39. North northwest wind 8 to 18 mph, with gusts as high as 30 mph. |
| Saturday |
Sunny, with a high near 57. North northeast wind around 7 mph. |
| Saturday Night |
Mostly clear, with a low around 35. |
| Sunday |
Sunny, with a high near 64. |
| Sunday Night |
Partly cloudy, with a low around 44. |
| Monday |
Mostly sunny, with a high near 70. |
Forecast from NOAA-NWS for Brownsburg, IN.