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Clarksville, Illinois Weather Forecast
Clarksville, Illinois Weather
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Weather Forecast for Clarksville, Illinois : Clark County
Issued: 1:06 am CST Dec 2, 2025 Latitude: 39.451702 Longitude: -87.7978078 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
90% chance of snow on Overnight Mostly Cloudy on Tuesday Partly Sunny on Wednesday Sunny on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Mostly Cloudy on Sunday Partly Sunny on Monday
Low: 18°F High: 24°F High: 35°F High: 19°F High: 29°F High: 31°F High: 33°F High: 30°F
Low: 15°F Low: 9 °F Low: 4 °F Low: 17°F Low: 22°F Low: 13°F  
Snow Mostly Cloudy Partly Sunny Sunny Mostly Sunny Partly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
25°
Cloudy
Light Snow
as of 12:35 AM CST
Rel. Humidity: 92%
Dew Point: 23°F
Visibility: 3 Miles
Pressure: 30.01 in.
Flight Rule: MVFR
Wind Data
7 MPH
300° Northwest
Cloud Level(s): Broken at 1600ft, Solid Overcast at 2500ft
Current Conditions at
MATTOON - (KMTO)
25°
Feels like 13°F
Cloudy
Light Snow Mist
as of 12:39 AM CST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 4 Miles
Pressure: 30.01 in.
Flight Rule: MVFR
Wind Data
13 MPH
290° West
Cloud Level(s): Scattered at 800ft, Broken at 1400ft, Solid Overcast at 11000ft
Current Conditions at
TERRE HAUTE - (KHUF)
28°
Cloudy
Light Snow
as of 1:38 AM EST
Rel. Humidity: 92%
Dew Point: 27°F
Visibility: 3 Miles
Pressure: 30.00 in.
Flight Rule: MVFR
Wind Data
5 MPH
260° West
Cloud Level(s): Few at 500ft, Broken at 2700ft, Solid Overcast at 7000ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
30°
Cloudy
Snow
as of 12:35 AM CST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 1 Miles
Pressure: 30.01 in.
Flight Rule: IFR
Wind Data
7 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 700ft
90% chance of snow Overnight Overnight... Snow, mainly before 2am. Low around 18. Northwest wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 24. Northwest wind 3 to 8 mph. Winds could gust as high as 15 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 15. South southwest wind 3 to 8 mph. Winds could gust as high as 17 mph.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 35. South wind 6 to 11 mph, with gusts as high as 18 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 9. West wind 5 to 10 mph becoming north northwest in the evening. Winds could gust as high as 20 mph.

Sunny on Thursday Thursday... Sunny, with a high near 19. North northwest wind 5 to 10 mph becoming light north in the afternoon. Winds could gust as high as 17 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 4. Light and variable wind.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 29.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 17.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 31.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 22.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 33.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 13.

Partly Sunny on Monday Monday... Partly sunny, with a high near 30.

Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 06:54 AM
Sunset: 4:28 PM
Civil Sunrise:06:24 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 05:51 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:18 AM
Astro Sunset: 6:03 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.