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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 Dec 3, 2025 Latitude: 39.451702 Longitude: -87.7978078 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Cloudy on This Afternoon 40% chance of freezing rain & snow on Tonight Mostly Cloudy on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Mostly Cloudy on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday
High: 31°F Low: 9 °F High: 20°F High: 32°F High: 34°F High: 31°F High: 28°F High: 36°F
Low: 8 °F Low: 19°F Low: 20°F Low: 13°F Low: 17°F  
Cloudy Freezing Rain & Snow Mostly Cloudy Mostly Sunny Partly Sunny Mostly Cloudy Mostly Sunny Partly Sunny
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
28°
Feels like 17°F
Mostly Cloudy
as of 2:55 PM CST
Rel. Humidity: 79%
Dew Point: 23°F
Visibility: 7 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
15 MPH
200° South
Cloud Level(s): Scattered at 1200ft, Broken at 10000ft
Current Conditions at
MATTOON - (KMTO)
28°
Feels like 17°F
Mostly Clear
as of 2:53 PM CST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 8 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 21 MPH
180° South
Cloud Level(s): Few at 10000ft
Current Conditions at
TERRE HAUTE - (KHUF)
28°
Feels like 17°F
Cloudy
as of 3:53 PM EST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: MVFR
Wind Data
13 MPH
190° South
Cloud Level(s): Solid Overcast at 1100ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
32°
Feels like 23°F
Cloudy
as of 2:55 PM CST
Rel. Humidity: 80%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
10 MPH
190° South
Cloud Level(s): Solid Overcast at 1000ft
Cloudy on This Afternoon This Afternoon... Cloudy, with a high near 31. Southwest wind 7 to 9 mph, with gusts as high as 17 mph.

40% chance of freezing rain & snow Tonight Tonight... A chance of snow and freezing rain before midnight, then a slight chance of snow between midnight and 3am. Cloudy, with a low around 9. Wind chill values between 2 and 7. West southwest wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 40%.

Mostly Cloudy on Thursday Thursday... Mostly cloudy through mid morning, then becoming sunny, with a high near 20. Wind chill values between -3 and 7. North wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 17 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 8. Calm wind.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 32. Calm wind becoming south southwest around 6 mph in the morning.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 19. South southwest wind around 5 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 34. West southwest wind around 6 mph becoming calm in the afternoon.

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

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 31.

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

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 28.

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

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 36.

Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 06:55 AM
Sunset: 4:28 PM
Civil Sunrise:06:25 AM
Civil Sunset: 4:57 PM
Nautical Sunrise: 05:52 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:19 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.