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Dayton, Illinois Weather Forecast
Dayton, Illinois Weather
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Weather Forecast for Dayton, Illinois : Henry County
Issued: 3:16 am CST Nov 24, 2025 Latitude: 41.4892011 Longitude: -90.3215147 View on Google Maps

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Today Tonight Tuesday Wednesday Thanksgiving Day Friday Saturday Sunday
60% chance of rain on Today 70% chance of rain on Tonight 40% chance of rain on Tuesday Partly Sunny on Wednesday Sunny on Thanksgiving Day Mostly Sunny on Friday 60% chance of rain & snow on Saturday 30% chance of rain & snow on Sunday
High: 50°F Low: 46°F High: 55°F High: 38°F High: 35°F High: 33°F High: 36°F High: 37°F
Low: 32°F Low: 22°F Low: 17°F Low: 24°F Low: 28°F  
Rain Rain Rain Partly Sunny Sunny Mostly Sunny Rain & Snow Rain & Snow
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Current Conditions at
MOLINE - (KMLI)
41°
Cloudy
Mist
as of 7:21 AM CST
Rel. Humidity: 93%
Dew Point: 39°F
Visibility: 1 1/4 Miles
Pressure: 30.06 in.
Flight Rule: LIFR
Wind Data
3 MPH
190° South
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
DAVENPORT - (KDVN)
41°
Feels like 34°F
Cloudy
Mist
as of 7:21 AM CST
Rel. Humidity: 100%
Dew Point: 41°F
Visibility: 1 Miles
Flight Rule: LIFR
Wind Data
10 MPH
180° South
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
CLINTON - (KCWI)
37°
Clear
Mist
as of 7:13 AM CST
Rel. Humidity: 100%
Dew Point: 37°F
Visibility: 2 1/2 Miles
Pressure: 30.06 in.
Flight Rule: IFR
Wind Data
6 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
STERLING ROCK - (KSQI)
34°
Clear
Mist
as of 6:56 AM CST
Rel. Humidity: 100%
Dew Point: 34°F
Visibility: 3 Miles
Pressure: 30.07 in.
Flight Rule: MVFR
Wind Data
6 MPH
100° East
Cloud Level(s): Clear
60% chance of rain Today Today... Rain likely, mainly after 5pm. Areas of fog before noon. Otherwise, cloudy, with a high near 50. South wind 5 to 10 mph. Chance of precipitation is 60%.
70% chance of rain Tonight Tonight... Rain likely, mainly between 1am and 4am. Patchy fog after midnight. Otherwise, cloudy, with a low around 46. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 70%.
40% chance of rain Tuesday Tuesday... A 40 percent chance of rain after noon. Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 55. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
30% chance of rain Tuesday Night Tuesday Night... A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 32. Breezy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 38. Breezy.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 22. Breezy.
Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 35.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 17.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 33.
50% chance of snow Friday Night Friday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 24.
60% chance of rain & snow Saturday Saturday... Rain and snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.
50% chance of rain & snow Saturday Night Saturday Night... A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
30% chance of rain & snow Sunday Sunday... A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Dayton, Illinois
Sunrise: 07:01 AM
Sunset: 4:35 PM
Civil Sunrise:06:31 AM
Civil Sunset: 5:05 PM
Nautical Sunrise: 05:57 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:24 AM
Astro Sunset: 6:13 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.