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Clarksville, Illinois Weather Forecast
Clarksville, Illinois Weather
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Weather Forecast for Clarksville, Illinois : McLean County
Issued: 3:46 am CST Dec 21, 2025 Latitude: 40.6505906 Longitude: -88.8484022 View on Google Maps

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Today Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday
Sunny on Today Increasing Clouds on Tonight Mostly Cloudy on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Mostly Cloudy on Christmas Day Mostly Cloudy on Friday Mostly Cloudy on Saturday
High: 36°F Low: 24°F High: 44°F High: 50°F High: 53°F High: 59°F High: 48°F High: 47°F
Low: 37°F Low: 33°F Low: 51°F Low: 40°F Low: 32°F  
Sunny Increasing Clouds Mostly Cloudy Partly Sunny Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
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Current Conditions at
BLOOMINGTON - (KBMI)
21°
Clear
as of 3:56 AM CST
Rel. Humidity: 79%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
7 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
PONTIAC MUNICIPAL AIRPT - (KPNT)
21°
Clear
as of 4:15 AM CST
Rel. Humidity: 73%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
7 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
19°
Clear
as of 4:15 AM CST
Rel. Humidity: 67%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
LOGAN COUNTY AIRPORT - (KAAA)
25°
Clear
as of 4:15 AM CST
Rel. Humidity: 68%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
3 MPH
330° Northwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 36. North northwest wind around 6 mph becoming calm.
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 24. South wind 6 to 11 mph, with gusts as high as 21 mph.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 44. South wind 11 to 15 mph, with gusts as high as 23 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 37. South southwest wind around 11 mph, with gusts as high as 20 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 50. West southwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 33. North wind 5 to 9 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 53. South southeast wind 9 to 13 mph, with gusts as high as 20 mph.
30% chance of rain Wednesday Night Wednesday Night... A 30 percent chance of rain before midnight. Cloudy, with a low around 51.
Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 59.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 40.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 48.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 32.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 47.
Current Radar Image


Sun Almanac for Clarksville, Illinois
Sunrise: 07:16 AM
Sunset: 4:31 PM
Civil Sunrise:06:45 AM
Civil Sunset: 5:02 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:37 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:10 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.