National Weather Service Forecast for: Brownsburg, IN
Issued by: National Weather Service Indianapolis, IN
Updated: 08/27/2026 7:45am
Brownsburg, IN
 
Today

Today: Sunny
Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Monday

Monday: Mostly Sunny
Mostly Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Slight Chance Rain Showers then Slight Chance Showers And T-Storms
 
Hi 80 °F Hi 80 °F Hi 83 °F Hi 87 °F Hi 89 °F Hi 89 °F Hi 89 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday
Night
Tuesday Night: Partly Cloudy then Slight Chance Rain Showers
Partly Cloudy then Slight Chance Rain Showers
Wednesday
Night
Wednesday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
 
Lo 60 °F Lo 60 °F Lo 63 °F Lo 70 °F Lo 72 °F Lo 73 °F Lo 71 °F  

Special Weather Statement issued August 27 at 7:50AM EDT
 

Today
 
Sunny, with a high near 80. Northwest wind around 7 mph.
Tonight
 
Mostly clear, with a low around 60. North wind around 6 mph.
Friday
 
Sunny, with a high near 80. North wind 3 to 8 mph.
Friday Night
 
Mostly clear, with a low around 60. Northeast wind 2 to 6 mph.
Saturday
 
Sunny, with a high near 83. Southeast wind around 5 mph.
Saturday Night
 
Partly cloudy, with a low around 63. South southeast wind around 5 mph.
Sunday
 
Mostly sunny, with a high near 87. South wind 5 to 12 mph, with gusts as high as 21 mph.
Sunday Night
 
Partly cloudy, with a low around 70. South southwest wind 6 to 9 mph.
Monday
 
Mostly sunny, with a high near 89. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Monday Night
 
Partly cloudy, with a low around 72. South southwest wind 5 to 8 mph.
Tuesday
 
Mostly sunny, with a high near 89.
Tuesday Night
 
A slight chance of rain showers after 2am. Partly cloudy, with a low around 73. Chance of precipitation is 20%.
Wednesday
 
A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Wednesday Night
 
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for Brownsburg, IN.