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Clarksville, Illinois Weather Forecast
Clarksville, Illinois Weather
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Weather Forecast for Clarksville, Illinois : Clark County
Issued: 6:36 pm CST Dec 21, 2025 Latitude: 39.451702 Longitude: -87.7978078 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday Sunday
Mostly Clear on Tonight Partly Sunny on Monday Mostly Sunny on Tuesday Cloudy on Wednesday Mostly Cloudy on Christmas Day Mostly Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
Low: 27°F High: 49°F High: 59°F High: 61°F High: 66°F High: 64°F High: 56°F High: 38°F
Low: 42°F Low: 39°F Low: 56°F Low: 52°F Low: 43°F Low: 29°F  
Mostly Clear Partly Sunny Mostly Sunny Cloudy Mostly Cloudy Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
28°
Clear
as of 7:15 PM CST
Rel. Humidity: 79%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.47 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MATTOON - (KMTO)
28°
Clear
as of 6:53 PM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.45 in.
Flight Rule: VFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
TERRE HAUTE - (KHUF)
27°
Clear
as of 7:53 PM EST
Rel. Humidity: 79%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.47 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
30°
Clear
as of 7:15 PM CST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.48 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 27. Southeast wind 3 to 6 mph. Winds could gust as high as 15 mph.
Partly Sunny on Monday Monday... Partly sunny, with a high near 49. South southeast wind 7 to 13 mph, with gusts as high as 23 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 42. South southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 59. Southwest wind 5 to 9 mph becoming light and variable in the afternoon. Winds could gust as high as 16 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 39. Calm wind becoming east around 6 mph after midnight.
Cloudy on Wednesday Wednesday... Cloudy, with a high near 61. East southeast wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 17 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 56. Southwest wind around 10 mph, with gusts as high as 18 mph.
Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 66.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 52.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 64.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 43.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 56.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 29.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 38.
Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 07:08 AM
Sunset: 4:31 PM
Civil Sunrise:06:38 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 06:04 AM
Nautical Sunset: 5:35 PM
Astro Sunrise: 05:31 AM
Astro Sunset: 6:08 PM
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