National Weather Service Forecast for: Brownsburg, IN
Issued by: National Weather Service Indianapolis, IN
Updated: 03/23/2026 7:15pm
Brownsburg, IN
 
  Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Partly Sunny
Partly Sunny
Thursday

Thursday: Chance Light Rain
Chance Light Rain
Friday

Friday: Slight Chance Rain And Snow
Slight Chance Rain And Snow
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Monday

Monday: Mostly Cloudy then Slight Chance Light Rain
Mostly Cloudy then Slight Chance Light Rain
  Hi 53 °F Hi 66 °F Hi 79 °F Hi 46 °F Hi 51 °F Hi 58 °F Hi 63 °F
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Tuesday
Night
Tuesday Night: Mostly Cloudy
Mostly Cloudy
Wednesday
Night
Wednesday Night: Mostly Cloudy then Chance Light Rain
Mostly Cloudy then Chance Light Rain
Thursday
Night
Thursday Night: Light Rain
Light Rain
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Mostly Cloudy
Mostly Cloudy
 
Lo 29 °F Lo 40 °F Lo 56 °F Lo 38 °F Lo 27 °F Lo 34 °F Lo 42 °F  

 

Tonight
 
Partly cloudy, with a low around 29. Northeast wind 3 to 12 mph, with gusts as high as 18 mph.
Tuesday
 
Mostly sunny, with a high near 53. Southeast wind 3 to 8 mph.
Tuesday Night
 
Mostly cloudy. Low around 40, with temperatures rising to around 42 overnight. Southeast wind around 6 mph.
Wednesday
 
Partly sunny, with a high near 66. South wind 6 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
 
A chance of rain and a slight chance of thunderstorms after 2am. Mostly cloudy, with a low around 56. South southwest wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
 
A chance of rain and a slight chance of thunderstorms. Mostly sunny, with a high near 79. Southwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Thursday Night
 
Rain and a chance of thunderstorms. Mostly cloudy, with a low around 38. West northwest wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Friday
 
Rain before 8am, then a slight chance of rain and snow between 8am and 2pm. Partly sunny, with a high near 46. North wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Friday Night
 
Mostly clear, with a low around 27. North wind 8 to 16 mph, with gusts as high as 23 mph.
Saturday
 
Sunny, with a high near 51. Northwest wind 6 to 9 mph.
Saturday Night
 
Mostly clear, with a low around 34.
Sunday
 
Mostly sunny, with a high near 58.
Sunday Night
 
Mostly cloudy, with a low around 42.
Monday
 
A slight chance of rain after 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for Brownsburg, IN.