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Brentwood, Indiana Weather Forecast
Brentwood, Indiana Weather
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Click for Hazardous Weather Outlook for Brentwood, Indiana
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Weather Forecast for Brentwood, Indiana : Johnson County
Issued: 9:15 pm EST Dec 15, 2025 Latitude: 39.6027778 Longitude: -86.1827778 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Mostly Cloudy on Tonight 10% chance of on Tuesday 10% chance of on Wednesday 100% chance of rain on Thursday Mostly Sunny on Friday 20% chance of rain on Saturday 20% chance of rain on Sunday 20% chance of rain on Monday
Low: 16°F High: 37°F High: 40°F High: 51°F High: 29°F High: 47°F High: 42°F High: 48°F
Low: 31°F Low: 34°F Low: 19°F Low: 25°F Low: 31°F Low: 32°F  
Mostly Cloudy Sunny Morning Fog Rain Mostly Sunny Rain Rain Rain
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Current Conditions at
INDIANAPOLIS INTL - (KIND)
23°
Mostly Cloudy
as of 8:54 PM EST
Rel. Humidity: 57%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
3 MPH
230° Southwest
Cloud Level(s): Scattered at 18000ft, Broken at 23000ft
Current Conditions at
INDIANAPOLIS EAGLE CREEK AIRPARK - (KEYE)
25°
Clear
as of 8:53 PM EST
Rel. Humidity: 49%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
5 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
SHELBYVILLE - (KGEZ)
21°
Clear
as of 8:53 PM EST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
7 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
BLOOMINGTON - (KBMG)
21°
Clear
as of 8:53 PM EST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
7 MPH
180° South
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, then gradually becoming clear, with a low around 16. Southwest wind around 6 mph.
10% chance of Tuesday Tuesday... A slight chance of drizzle after 4pm. Sunny, with a high near 37. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.
10% chance of freezing rain Tuesday Night Tuesday Night... A slight chance of drizzle or freezing rain before 11pm, then a slight chance of drizzle between 11pm and 4am. Mostly cloudy, with a low around 31. South southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.
10% chance of Wednesday Wednesday... A slight chance of drizzle between 10am and 1pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 40. West southwest wind 5 to 8 mph.
20% chance of Wednesday Night Wednesday Night... A chance of drizzle, mainly after 1am. Patchy dense fog after 9pm. Otherwise, mostly cloudy, with a low around 34. Southeast wind 6 to 11 mph, with gusts as high as 22 mph.
100% chance of rain Thursday Thursday... Rain. High near 51. Breezy, with a south wind 14 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
30% chance of rain & snow Thursday Night Thursday Night... A chance of rain and snow before 1am. Mostly cloudy, with a low around 19. West wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 29. West wind 7 to 10 mph, with gusts as high as 18 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 25. South wind 6 to 10 mph, with gusts as high as 20 mph.
20% chance of rain Saturday Saturday... A 20 percent chance of rain after 1pm. Partly sunny, with a high near 47. South wind 11 to 13 mph, with gusts as high as 23 mph.
20% chance of rain Saturday Night Saturday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 31.
20% chance of rain Sunday Sunday... A 20 percent chance of rain. Partly sunny, with a high near 42.
20% chance of rain Sunday Night Sunday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 32.
20% chance of rain Monday Monday... A 20 percent chance of rain. Mostly cloudy, with a high near 48.
Current Radar Image


Sun Almanac for Brentwood, Indiana
Sunrise: 07:59 AM
Sunset: 5:22 PM
Civil Sunrise:07:28 AM
Civil Sunset: 5:52 PM
Nautical Sunrise: 06:54 AM
Nautical Sunset: 6:26 PM
Astro Sunrise: 06:22 AM
Astro Sunset: 6:59 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.