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Dayton, Illinois Weather Forecast
Dayton, Illinois Weather
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Weather Forecast for Dayton, Illinois : Henry County
Issued: 5:11 pm CST Nov 16, 2025 Latitude: 41.4892011 Longitude: -90.3215147 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Clear on Tonight Partly Sunny on Monday 40% chance of rain on Tuesday Mostly Cloudy on Wednesday 60% chance of rain on Thursday 40% chance of rain on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
Low: 30°F High: 50°F High: 49°F High: 52°F High: 58°F High: 57°F High: 51°F High: 54°F
Low: 39°F Low: 38°F Low: 39°F Low: 46°F Low: 37°F Low: 35°F  
Mostly Clear Partly Sunny Rain Mostly Cloudy Rain Rain Partly Sunny Mostly Sunny
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Current Conditions at
MOLINE - (KMLI)
46°
Clear
as of 4:52 PM CST
Rel. Humidity: 31%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
7 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
DAVENPORT - (KDVN)
43°
Clear
Haze
as of 5:44 PM CST
Rel. Humidity: 41%
Dew Point: 21°F
Visibility: 1 3/4 Miles
Pressure: 30.03 in.
Flight Rule: IFR
Wind Data
8 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
CLINTON - (KCWI)
39°
Clear
as of 4:56 PM CST
Rel. Humidity: 48%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
STERLING ROCK - (KSQI)
39°
Clear
as of 4:56 PM CST
Rel. Humidity: 48%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
8 MPH
280° West
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.

Partly Sunny on Monday Monday... Partly sunny, with a high near 50. Light east wind increasing to 5 to 10 mph in the morning.

80% chance of thunderstorms Monday Night Monday Night... Showers likely and possibly a thunderstorm, then showers after midnight. Low around 39. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

40% chance of rain Tuesday Tuesday... A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 49. East wind around 10 mph, with gusts as high as 20 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 38.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 52.

30% chance of rain Wednesday Night Wednesday Night... A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 39.

60% chance of rain Thursday Thursday... Rain likely, mainly after noon. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.

60% chance of rain Thursday Night Thursday Night... Rain likely, mainly before midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

40% chance of rain Friday Friday... A 40 percent chance of rain. Mostly cloudy, with a high near 57.

30% chance of rain Friday Night Friday Night... A 30 percent chance of rain. Mostly cloudy, with a low around 37.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 51.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 35.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 54.

Current Radar Image


Sun Almanac for Dayton, Illinois
Sunrise: 06:52 AM
Sunset: 4:40 PM
Civil Sunrise:06:22 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 05:48 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:16 AM
Astro Sunset: 6:17 PM
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