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La Grange, Illinois Weather Forecast
La Grange, Illinois Weather
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Weather Forecast for La Grange, Illinois : Brown County
Issued: 5:46 pm CST Nov 23, 2025 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thanksgiving Day Friday Saturday Sunday
Fog on Tonight 40% chance of rain on Monday 30% chance of rain on Tuesday Mostly Sunny on Wednesday Sunny on Thanksgiving Day Partly Sunny on Friday 60% chance of rain & snow on Saturday 60% chance of rain on Sunday
Low: 40°F High: 58°F High: 59°F High: 41°F High: 38°F High: 38°F High: 39°F High: 43°F
Low: 48°F Low: 33°F Low: 24°F Low: 23°F Low: 26°F Low: 31°F  
Fog Rain Rain Mostly Sunny Sunny Partly Sunny Rain & Snow Rain
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
41°
Clear
as of 6:15 PM CST
Rel. Humidity: 80%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
3 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
PITTSFIELD - (KPPQ)
48°
Clear
as of 6:15 PM CST
Rel. Humidity: 70%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
QUINCY - (KUIN)
48°
Clear
as of 5:54 PM CST
Rel. Humidity: 81%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
5 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
41°
Clear
as of 6:15 PM CST
Rel. Humidity: 65%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
6 MPH
150° Southeast
Cloud Level(s): Clear
Fog on Tonight Tonight... Areas of fog after 11pm. Otherwise, increasing clouds, with a low around 40. South wind around 6 mph.

40% chance of rain Monday Monday... A 40 percent chance of rain, mainly after 3pm. Areas of fog between 8am and 10am. Otherwise, cloudy, with a high near 58. South wind 6 to 10 mph.

80% chance of rain Monday Night Monday Night... Rain. Patchy fog between 8pm and 1am. Low around 48. Southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 80%.

30% chance of rain Tuesday Tuesday... A 30 percent chance of rain after noon. Mostly cloudy, with a high near 59. Calm wind becoming west 5 to 9 mph in the morning.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 33. Breezy, with a west wind 10 to 20 mph, with gusts as high as 28 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 41. Breezy.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 24.

Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 38.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 23.

Partly Sunny on Friday Friday... Partly sunny, with a high near 38.

40% chance of rain & snow Friday Night Friday Night... A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

60% chance of rain & snow Saturday Saturday... Rain and snow likely. Mostly cloudy, with a high near 39. Chance of precipitation is 60%.

60% chance of rain Saturday Night Saturday Night... Rain likely. Cloudy, with a low around 31. Chance of precipitation is 60%.

60% chance of rain Sunday Sunday... Rain likely. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.

Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 06:57 AM
Sunset: 4:41 PM
Civil Sunrise:06:27 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 05:54 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 6:16 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.