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Dayton, Illinois Weather Forecast
Dayton, Illinois Weather
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Weather Forecast for Dayton, Illinois : Henry County
Issued: 6:21 am CST Dec 23, 2025 Latitude: 41.4892011 Longitude: -90.3215147 View on Google Maps

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Today Tonight Wednesday Christmas Day Friday Saturday Sunday Monday
Partly Sunny on Today Cloudy on Tonight Mostly Cloudy on Wednesday Cloudy on Christmas Day Mostly Cloudy on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday Sunny on Monday
High: 48°F Low: 29°F High: 46°F High: 47°F High: 54°F High: 56°F High: 29°F High: 23°F
Low: 39°F Low: 41°F Low: 38°F Low: 21°F Low: 9°F  
Partly Sunny Cloudy Mostly Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Sunny Sunny
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Current Conditions at
MOLINE - (KMLI)
45°
Clear
as of 10:52 AM CST
Rel. Humidity: 70%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
6 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
DAVENPORT - (KDVN)
45°
Clear
as of 10:52 AM CST
Rel. Humidity: 70%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
7 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
CLINTON - (KCWI)
41°
Clear
as of 10:56 AM CST
Rel. Humidity: 80%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
5 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
STERLING ROCK - (KSQI)
46°
Clear
as of 10:56 AM CST
Rel. Humidity: 65%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
7 MPH
330° Northwest
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny, with a high near 48. Northwest wind around 5 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 29. Northwest wind around 5 mph becoming east after midnight.
Mostly Cloudy on Wednesday Wednesday... Areas of drizzle after noon. Mostly cloudy, with a high near 46. Southeast wind 5 to 10 mph.
Cloudy on Wednesday Night Wednesday Night... Patchy drizzle before midnight. Cloudy, with a low around 39. Calm wind becoming northeast around 5 mph after midnight.
Cloudy on Christmas Day Christmas Day... Cloudy, with a high near 47.
50% chance of rain Thursday Night Thursday Night... A 50 percent chance of rain. Cloudy, with a low around 41.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 54.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 38.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 56.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 21.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 29. Blustery.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 9.
Sunny on Monday Monday... Sunny, with a high near 23.
Current Radar Image


Sun Almanac for Dayton, Illinois
Sunrise: 07:25 AM
Sunset: 4:36 PM
Civil Sunrise:06:54 AM
Civil Sunset: 5:07 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:16 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.