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Dayton, Illinois Weather Forecast
Dayton, Illinois Weather
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Weather Forecast for Dayton, Illinois : Henry County
Issued: 8:31 am CST Jan 13, 2026 Latitude: 41.4892011 Longitude: -90.3215147 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday M.L.King Day
Mostly Cloudy on Today Mostly Cloudy on Tonight Mostly Cloudy on Wednesday Mostly Sunny on Thursday 50% chance of snow on Friday Mostly Cloudy on Saturday Partly Sunny on Sunday Mostly Sunny on M.L.King Day
High: 50°F Low: 26°F High: 23 °F High: 30°F High: 36°F High: 20°F High: 18°F High: 23°F
Low: 13°F Low: 25°F Low: 12°F Low: 5°F Low: 6°F  
Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Sunny Snow Mostly Cloudy Partly Sunny Mostly Sunny
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Current Conditions at
MOLINE - (KMLI)
43°
Feels like 36°F
Clear
as of 8:52 AM CST
Rel. Humidity: 60%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.70 in.
Flight Rule: VFR
Wind Data
13 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
DAVENPORT - (KDVN)
41°
Feels like 33°F
Clear
as of 8:52 AM CST
Rel. Humidity: 65%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.69 in.
Flight Rule: VFR
Wind Data
14 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
CLINTON - (KCWI)
37°
Feels like 30°F
Clear
as of 8:56 AM CST
Rel. Humidity: 80%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.69 in.
Flight Rule: VFR
Wind Data
9 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
STERLING ROCK - (KSQI)
37°
Feels like 29°F
Clear
as of 8:56 AM CST
Rel. Humidity: 86%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.68 in.
Flight Rule: VFR
Wind Data
13 MPH
250° West
Cloud Level(s): Clear
Mostly Cloudy on Today Today... Mostly cloudy, then gradually becoming sunny, with a high near 50. West wind around 15 mph, with gusts as high as 30 mph.
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 26. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 23 by 5pm. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 13. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 30.
70% chance of snow Thursday Night Thursday Night... Snow likely, mainly before midnight. Mostly cloudy, with a low around 25. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
50% chance of snow Friday Friday... A 50 percent chance of snow after noon. Mostly cloudy, with a high near 36.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 12.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 20.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 5.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 18.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 6.
Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 23.
Current Radar Image


Sun Almanac for Dayton, Illinois
Sunrise: 07:26 AM
Sunset: 4:54 PM
Civil Sunrise:06:55 AM
Civil Sunset: 5:25 PM
Nautical Sunrise: 06:21 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 05:48 AM
Astro Sunset: 6:32 PM
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