La Grange, Illinois Weather
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Weather Forecast for La Grange, Illinois : Brown County
Issued: 2:31 pm CDT Oct 2, 2025 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Clear on Tonight Mostly Sunny on Friday Sunny on Saturday Sunny on Sunday Sunny on Monday 40% chance of thunderstorms on Tuesday Sunny on Wednesday Sunny on Thursday
Low: 62°F High: 89°F High: 88°F High: 87°F High: 86°F High: 81°F High: 70°F High: 71°F
Low: 62°F Low: 60°F Low: 61°F Low: 61°F Low: 50°F Low: 45°F  
Mostly Clear Mostly Sunny Sunny Sunny Sunny Thunderstorms Sunny Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
88°
Mostly Cloudy
as of 3:15 PM CDST
Rel. Humidity: 35%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
3 MPH
160° South
Cloud Level(s): Scattered at 6500ft, Broken at 8500ft
Current Conditions at
PITTSFIELD - (KPPQ)
88°
Clear
as of 3:15 PM CDST
Rel. Humidity: 40%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
6 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
QUINCY - (KUIN)
88°
Clear
as of 2:54 PM CDST
Rel. Humidity: 35%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
7 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
88°
Clear
as of 3:15 PM CDST
Rel. Humidity: 38%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
7 MPH
170° South
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 62. Light south wind.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 89. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 62. South wind around 6 mph.
Sunny on Saturday Saturday... Sunny, with a high near 88. South wind 6 to 11 mph.
Clear on Saturday Night Saturday Night... Clear, with a low around 60. South wind 8 to 10 mph.
Sunny on Sunday Sunday... Sunny, with a high near 87.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 61.
Sunny on Monday Monday... Sunny, with a high near 86.
30% chance of rain Monday Night Monday Night... A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 61.
40% chance of thunderstorms Tuesday Tuesday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
20% chance of thunderstorms Tuesday Night Tuesday Night... A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Sunny on Wednesday Wednesday... Sunny, with a high near 70.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 45.
Sunny on Thursday Thursday... Sunny, with a high near 71.
Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 07:00 AM
Sunset: 6:43 PM
Civil Sunrise:06:33 AM
Civil Sunset: 7:10 PM
Nautical Sunrise: 06:02 AM
Nautical Sunset: 7:41 PM
Astro Sunrise: 05:30 AM
Astro Sunset: 8:13 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.