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Clarksville, Illinois Weather Forecast
Clarksville, Illinois Weather
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Weather Forecast for Clarksville, Illinois : Clark County
Issued: 3:16 pm CST Nov 27, 2025 Latitude: 39.451702 Longitude: -87.7978078 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Clear on Tonight Sunny on Friday 100% chance of snow on Saturday Mostly Cloudy on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday Partly Sunny on Wednesday Mostly Cloudy on Thursday
Low: 20°F High: 34°F High: 34°F High: 31°F High: 27°F High: 28°F High: 32°F High: 32°F
Low: 22°F Low: 28°F Low: 12°F Low: 17°F Low: 11°F Low: 20°F  
Mostly Clear Sunny Snow Mostly Cloudy Mostly Cloudy Partly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
30°
Clear
as of 5:15 PM CST
Rel. Humidity: 68%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
8 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
MATTOON - (KMTO)
30°
Feels like 21°F
Clear
as of 4:53 PM CST
Rel. Humidity: 63%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
9 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
TERRE HAUTE - (KHUF)
34°
Clear
as of 5:53 PM EST
Rel. Humidity: 55%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
8 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
34°
Clear
as of 5:15 PM CST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
8 MPH
260° West
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 20. Northwest wind around 9 mph, with gusts as high as 17 mph.

Sunny on Friday Friday... Sunny, with a high near 34. Northwest wind 5 to 8 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

30% chance of snow Friday Night Friday Night... A 30 percent chance of snow after 3am. Increasing clouds, with a low around 22. Calm wind becoming southeast 5 to 7 mph after midnight.

100% chance of snow Saturday Saturday... Snow. The snow could be heavy at times. High near 34. Southeast wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

100% chance of rain & snow Saturday Night Saturday Night... Rain and snow before 9pm, then rain between 9pm and 3am, then a chance of snow after 3am. Low around 28. South southeast wind 13 to 15 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 31. Northwest wind 9 to 16 mph, with gusts as high as 23 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 12. Northwest wind 5 to 7 mph becoming north northeast after midnight. Winds could gust as high as 15 mph.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 27.

30% chance of snow Monday Night Monday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 17.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 28.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 11.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 32.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 20.

Mostly Cloudy on Thursday Thursday... Mostly cloudy, with a high near 32.

Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 06:49 AM
Sunset: 4:29 PM
Civil Sunrise:06:19 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 05:46 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 05:14 AM
Astro Sunset: 6:04 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.