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Clarksville, Illinois Weather Forecast
Clarksville, Illinois Weather
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Weather Forecast for Clarksville, Illinois : Clark County
Issued: 9:32 pm CST Dec 29, 2025 Latitude: 39.451702 Longitude: -87.7978078 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday New Year's Day Friday Saturday Sunday Monday
Mostly Cloudy on Overnight Increasing Clouds on Tuesday Mostly Cloudy on Wednesday Sunny on New Year's Day Mostly Cloudy on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Mostly Sunny on Monday
Low: 14°F High: 29°F High: 36°F High: 32°F High: 40°F High: 38°F High: 41°F High: 46°F
Low: 25°F Low: 20°F Low: 22°F Low: 24°F Low: 23°F Low: 28°F  
Mostly Cloudy Increasing Clouds Mostly Cloudy Sunny Mostly Cloudy Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
16°
Feels like 1°F
Cloudy
Light Snow
as of 11:35 PM CST
Rel. Humidity: 72%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: MVFR
Wind Data
14 MPH
290° West
Cloud Level(s): Solid Overcast at 2000ft
Current Conditions at
MATTOON - (KMTO)
16°
Feels like 0°F
Cloudy
Light Snow
as of 10:53 PM CST
Rel. Humidity: 78%
Dew Point: 10°F
Visibility: 8 Miles
Pressure: 30.32 in.
Flight Rule: MVFR
Wind Data
16 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 1800ft
Current Conditions at
TERRE HAUTE - (KHUF)
19°
Feels like 7°F
Cloudy
Light Snow
as of 11:53 PM EST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 6 Miles
Pressure: 30.31 in.
Flight Rule: MVFR
Wind Data
12 MPH
Gust: 20 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2200ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
23°
Feels like 10°F
Cloudy
as of 11:35 PM CST
Rel. Humidity: 67%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: MVFR
Wind Data
15 MPH
Gust: 25 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2400ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 14. Wind chill values between 4 and 9. West northwest wind 10 to 13 mph, with gusts as high as 23 mph.

Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 29. Wind chill values between 2 and 12. West wind 9 to 11 mph, with gusts as high as 20 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 25. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 36. West wind 9 to 15 mph, with gusts as high as 21 mph.

Partly Cloudy on Wednesday Night Wednesday Night... Cloudy, then gradually becoming partly cloudy, with a low around 20. West wind around 8 mph becoming north after midnight. Winds could gust as high as 16 mph.

Sunny on New Year's Day New Year's Day... Sunny, with a high near 32. North wind 3 to 7 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 22. Light and variable wind.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 40.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 24.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 38.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 23.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 41.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 28.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 46.

Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 07:11 AM
Sunset: 4:37 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:07 PM
Nautical Sunrise: 06:07 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:13 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.