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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: 10:56 am CST Nov 20, 2025 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Cloudy on Today 60% chance of rain on Tonight 90% chance of rain on Friday Sunny on Saturday Mostly Sunny on Sunday 40% chance of rain on Monday 40% chance of rain on Tuesday Partly Sunny on Wednesday
High: 54°F Low: 48°F High: 51°F High: 54°F High: 60°F High: 56°F High: 57°F High: 45°F
Low: 38°F Low: 38°F Low: 40°F Low: 45°F Low: 36°F  
Cloudy Rain Rain Sunny Mostly Sunny Rain Rain Partly Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
46°
Cloudy
as of 11:15 AM CST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 2 Miles
Pressure: 30.08 in.
Flight Rule: LIFR
Wind Data
6 MPH
130° Southeast
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
PITTSFIELD - (KPPQ)
48°
Cloudy
as of 11:15 AM CST
Rel. Humidity: 100%
Dew Point: 48°F
Visibility: 1/2 Miles
Pressure: 30.08 in.
Flight Rule: LIFR
Wind Data
6 MPH
100° East
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
QUINCY - (KUIN)
48°
Clear
Fog
as of 10:54 AM CST
Rel. Humidity: 93%
Dew Point: 46°F
Visibility: 1/4 Miles
Pressure: 30.07 in.
Flight Rule: IFR
Wind Data
6 MPH
120° Southeast
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
50°
Cloudy
Mist
as of 11:15 AM CST
Rel. Humidity: 87%
Dew Point: 46°F
Visibility: 4 Miles
Pressure: 30.09 in.
Flight Rule: IFR
Wind Data
7 MPH
170° South
Cloud Level(s): Solid Overcast at 700ft
Cloudy on Today Today... Cloudy, with a high near 54. Southeast wind around 6 mph becoming calm in the afternoon.
60% chance of rain Tonight Tonight... Rain likely, mainly after 5am. Cloudy, with a low around 48. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 60%.
90% chance of rain Friday Friday... Rain, mainly before 5pm. High near 51. Northeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
30% chance of rain Friday Night Friday Night... A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 38. North wind 5 to 11 mph, with gusts as high as 21 mph.
Sunny on Saturday Saturday... Sunny, with a high near 54. Northeast wind around 5 mph becoming calm in the morning.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 38.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 60.
20% chance of rain Sunday Night Sunday Night... A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 40.
40% chance of rain Monday Monday... A 40 percent chance of rain. Mostly cloudy, with a high near 56.
60% chance of rain Monday Night Monday Night... Rain likely. Cloudy, with a low around 45. Chance of precipitation is 60%.
40% chance of rain Tuesday Tuesday... A 40 percent chance of rain. Mostly cloudy, with a high near 57.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 36.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 45.
Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 06:53 AM
Sunset: 4:42 PM
Civil Sunrise:06:24 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 05:51 AM
Nautical Sunset: 5:45 PM
Astro Sunrise: 05:19 AM
Astro Sunset: 6:17 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.