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Clarksville, Illinois Weather Forecast
Clarksville, Illinois Weather
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Weather Forecast for Clarksville, Illinois : Clark County
Issued: 8:21 pm CST Dec 30, 2025 Latitude: 39.451702 Longitude: -87.7978078 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday New Year's Day Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Overnight 30% chance of rain & snow on Wednesday Sunny on New Year's Day Mostly Sunny on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday
Low: 25°F High: 35°F High: 30°F High: 37°F High: 35°F High: 41°F High: 44°F High: 40°F
Low: 18°F Low: 20°F Low: 20°F Low: 20°F Low: 29°F Low: 25°F  
Mostly Cloudy Rain & Snow Sunny Mostly Sunny Mostly Sunny Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
32°
Cloudy
as of 12:15 AM CST
Rel. Humidity: 54%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 3500ft, Solid Overcast at 4400ft
Current Conditions at
MATTOON - (KMTO)
30°
Cloudy
as of 11:53 PM CST
Rel. Humidity: 58%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
8 MPH
220° Southwest
Cloud Level(s): Few at 5500ft, Solid Overcast at 7000ft
Current Conditions at
TERRE HAUTE - (KHUF)
30°
Feels like 20°F
Cloudy
as of 12:53 AM EST
Rel. Humidity: 58%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
12 MPH
220° Southwest
Cloud Level(s): Solid Overcast at 3500ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
32°
Feels like 23°F
Partly Cloudy
as of 12:15 AM CST
Rel. Humidity: 59%
Dew Point: 19°F
Pressure: 30.07 in.
Wind Data
10 MPH
220° Southwest
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 25. West wind 9 to 11 mph, with gusts as high as 22 mph.

30% chance of rain & snow Wednesday Wednesday... A slight chance of rain between noon and 1pm, then a chance of snow. Mostly cloudy, with a high near 35. West wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Partly Cloudy on Wednesday Night Wednesday Night... Cloudy, then gradually becoming partly cloudy, with a low around 18. West northwest wind 7 to 9 mph becoming north after midnight. Winds could gust as high as 18 mph.

Sunny on New Year's Day New Year's Day... Sunny, with a high near 30. North wind around 6 mph becoming calm in the afternoon.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 20. Calm wind.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 37. Calm wind becoming north around 6 mph in the afternoon.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 20. North wind around 6 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 35.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 20.

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

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 29.

Partly Sunny on Monday Monday... Partly sunny, with a high near 44.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 25.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 40.

Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 07:11 AM
Sunset: 4:37 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:14 PM
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