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Dayton, Illinois Weather Forecast
Dayton, Illinois Weather
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Weather Forecast for Dayton, Illinois : Henry County
Issued: 7:46 pm CST Nov 25, 2025 Latitude: 41.4892011 Longitude: -90.3215147 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thanksgiving Day Friday Saturday Sunday Monday Tuesday
Increasing Clouds on Tonight Clearing on Wednesday Sunny on Thanksgiving Day Mostly Sunny on Friday 90% chance of snow on Saturday Partly Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday
Low: 32°F High: 39°F High: 35°F High: 33°F High: 33°F High: 27°F High: 21°F High: 23°F
Low: 23°F Low: 18°F Low: 24°F Low: 20°F Low: 5°F Low: 7°F  
Increasing Clouds Clearing Sunny Mostly Sunny Snow Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
MOLINE - (KMLI)
45°
Feels like 36°F
Cloudy
as of 7:01 PM CST
Rel. Humidity: 75%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 32 MPH
280° West
Cloud Level(s): Few at 1900ft, Scattered at 2500ft, Solid Overcast at 3900ft
Current Conditions at
DAVENPORT - (KDVN)
45°
Feels like 36°F
Cloudy
as of 6:52 PM CST
Rel. Humidity: 81%
Dew Point: 39°F
Visibility: 10 Miles
Flight Rule: VFR
Wind Data
22 MPH
Gust: 32 MPH
280° West
Cloud Level(s): Scattered at 1100ft, Broken at 3100ft, Solid Overcast at 3800ft
Current Conditions at
CLINTON - (KCWI)
43°
Feels like 34°F
Cloudy
as of 7:27 PM CST
Rel. Humidity: 81%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 29.79 in.
Flight Rule: MVFR
Wind Data
21 MPH
280° West
Cloud Level(s): Solid Overcast at 1000ft
Current Conditions at
STERLING ROCK - (KSQI)
46°
Feels like 37°F
Cloudy
as of 7:12 PM CST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.75 in.
Flight Rule: IFR
Wind Data
29 MPH
Gust: 38 MPH
270° West
Cloud Level(s): Scattered at 500ft, Broken at 900ft, Solid Overcast at 1800ft
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 32. Breezy, with a west wind 15 to 20 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph.

Clearing on Wednesday Wednesday... Cloudy, then gradual clearing during the afternoon, with a steady temperature around 34. Windy, with a west wind 20 to 30 mph, with gusts as high as 45 mph.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 23. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 35. Northwest wind around 15 mph, with gusts as high as 25 mph.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 18.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 33.

80% chance of snow Friday Night Friday Night... Snow, mainly after midnight. Low around 24. Chance of precipitation is 80%.

90% chance of snow Saturday Saturday... Snow. High near 33. Chance of precipitation is 90%.

60% chance of snow Saturday Night Saturday Night... Snow likely, mainly before midnight. Cloudy, with a low around 20. Chance of precipitation is 60%.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 27.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 5.

Partly Sunny on Monday Monday... Partly sunny, with a high near 21.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 7.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 23.

Current Radar Image


Sun Almanac for Dayton, Illinois
Sunrise: 07:02 AM
Sunset: 4:35 PM
Civil Sunrise:06:32 AM
Civil Sunset: 5:05 PM
Nautical Sunrise: 05:58 AM
Nautical Sunset: 5:39 PM
Astro Sunrise: 05:25 AM
Astro Sunset: 6:12 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.