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Dayton, Illinois Weather Forecast
Dayton, Illinois Weather
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Weather Forecast for Dayton, Illinois : Henry County
Issued: 10:16 am CST Nov 27, 2025 Latitude: 41.4892011 Longitude: -90.3215147 View on Google Maps

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Thanksgiving Day Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Sunny on Thanksgiving Day Cloudy on Tonight Mostly Sunny on Friday 100% chance of snow on Saturday Partly Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday
High: 36°F Low: 19°F High: 33°F High: 32°F High: 27°F High: 18°F High: 23°F High: 32°F
  Low: 24°F Low: 21°F Low: 4°F Low: 4°F Low: 11°F  
Mostly Sunny Cloudy Mostly Sunny Snow Partly Sunny Partly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
MOLINE - (KMLI)
30°
Feels like 18°F
Clear
as of 9:52 AM CST
Rel. Humidity: 63%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 26 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
DAVENPORT - (KDVN)
28°
Feels like 16°F
Clear
as of 9:52 AM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Flight Rule: VFR
Wind Data
17 MPH
Gust: 26 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
CLINTON - (KCWI)
28°
Feels like 15°F
Mostly Clear
as of 9:56 AM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
21 MPH
310° Northwest
Cloud Level(s): Few at 1900ft
Current Conditions at
STERLING ROCK - (KSQI)
30°
Feels like 18°F
Clear
as of 9:56 AM CST
Rel. Humidity: 63%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 23 MPH
300° Northwest
Cloud Level(s): Clear
Mostly Sunny on Thanksgiving Day Thanksgiving Day... Mostly sunny, with a high near 36. Northwest wind around 15 mph, with gusts as high as 25 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 19. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 33. Northwest wind around 5 mph becoming calm in the afternoon.
80% chance of snow Friday Night Friday Night... Snow, mainly after midnight. Low around 24. Light south wind becoming southeast 5 to 10 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
100% chance of snow Saturday Saturday... Snow. The snow could be heavy at times. High near 32. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
90% chance of snow Saturday Night Saturday Night... Snow. Low around 21. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
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 4.
Partly Sunny on Monday Monday... Partly sunny, with a high near 18.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 4.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 23.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 11.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 32.
Current Radar Image


Sun Almanac for Dayton, Illinois
Sunrise: 07:05 AM
Sunset: 4:34 PM
Civil Sunrise:06:34 AM
Civil Sunset: 5:04 PM
Nautical Sunrise: 06:00 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:26 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.