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Duncanville, Illinois Weather Forecast
Duncanville, Illinois Weather
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Weather Forecast for Duncanville, Illinois : Crawford County
Issued: 4:57 am CST Dec 7, 2025 Latitude: 38.9547655 Longitude: -87.6955816 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Patchy Fog on Today Patchy Fog on Tonight Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday 50% chance of rain & snow on Thursday Partly Sunny on Friday Partly Sunny on Saturday
High: 39°F Low: 23°F High: 33°F High: 45°F High: 47°F High: 34°F High: 26°F High: 18°F
Low: 21°F Low: 40°F Low: 26°F Low: 18°F Low: 6°F  
Patchy Fog Patchy Fog Mostly Sunny Partly Sunny Mostly Cloudy Rain & Snow Partly Sunny Partly Sunny
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Current Conditions at
ROBINSON - (KRSV)
36°
Cloudy
Mist
as of 4:55 AM CST
Rel. Humidity: 100%
Dew Point: 36°F
Visibility: 3 Miles
Pressure: 29.97 in.
Flight Rule: IFR
Wind Data
6 MPH
150° Southeast
Cloud Level(s): Solid Overcast at 800ft
Current Conditions at
LAWRENCEVILLE - (KLWV)
36°
Mostly Cloudy
Mist
as of 4:53 AM CST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 4 Miles
Pressure: 29.98 in.
Flight Rule: MVFR
Wind Data
5 MPH
160° South
Cloud Level(s): Broken at 9500ft, Broken at 11000ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
37°
Mostly Cloudy
Mist
as of 4:55 AM CST
Rel. Humidity: 93%
Dew Point: 36°F
Visibility: 4 Miles
Pressure: 29.98 in.
Flight Rule: MVFR
Wind Data
5 MPH
110° East
Cloud Level(s): Broken at 10000ft
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
36°
Cloudy
as of 4:50 AM CST
Rel. Humidity: 100%
Dew Point: 36°F
Visibility: 4 Miles
Pressure: 29.97 in.
Flight Rule: IFR
Wind Data
3 MPH
120° Southeast
Cloud Level(s): Solid Overcast at 900ft
Patchy Fog on Today Today... Patchy fog. Otherwise, cloudy, with a high near 39. South southeast wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

Patchy Fog on Tonight Tonight... Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 23. North northeast wind 10 to 13 mph, with gusts as high as 22 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 33. North northeast wind 5 to 9 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 21. Light south southwest wind increasing to 8 to 13 mph after midnight. Winds could gust as high as 21 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 45. South southwest wind 14 to 16 mph, with gusts as high as 25 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 30 mph.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 47. Breezy, with a southwest wind 11 to 21 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 26.

50% chance of rain & snow Thursday Thursday... A chance of snow before noon, then a chance of rain and snow. Mostly cloudy, with a high near 34. Chance of precipitation is 50%.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 18.

Partly Sunny on Friday Friday... Partly sunny, with a high near 26.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 6.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 18.

Current Radar Image


Sun Almanac for Duncanville, Illinois
Sunrise: 06:57 AM
Sunset: 4:28 PM
Civil Sunrise:06:27 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 05:53 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:21 AM
Astro Sunset: 6:04 PM
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