Dayton, Illinois Weather
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Weather Forecast for Dayton, Illinois : LaSalle County
Issued: 10:07 pm CDT Jul 3, 2025 Latitude: 41.3847551 Longitude: -88.7942425 View on Google Maps

MouseOver for Detail Forecast
Tonight Independence Day Saturday Sunday Monday Tuesday Wednesday Thursday
Cloudy on Tonight Mostly Sunny on Independence Day Mostly Sunny on Saturday 50% chance of thunderstorms on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday 20% chance of rain on Wednesday 20% chance of rain on Thursday
Low: 70°F High: 92°F High: 94°F High: 87°F High: 87°F High: 88°F High: 87°F High: 86°F
Low: 70°F Low: 73°F Low: 67°F Low: 65°F Low: 67°F Low: 66°F  
Cloudy Mostly Sunny Mostly Sunny Thunderstorms Mostly Sunny Mostly Sunny Rain Rain
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Current Conditions at
PERU - (KVYS)
77°
Clear
as of 10:35 PM CDST
Rel. Humidity: 73%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MORRIS MUNICIPAL AIRPORT - (KC09)
77°
Clear
as of 10:35 PM CDST
Rel. Humidity: 73%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
AURORA - (KARR)
75°
Clear
as of 9:52 PM CDST
Rel. Humidity: 73%
Dew Point: 66°F
Visibility: 9 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PONTIAC MUNICIPAL AIRPT - (KPNT)
72°
Clear
as of 10:35 PM CDST
Rel. Humidity: 88%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Cloudy on Tonight Tonight... Partly cloudy, with a low around 70. South wind around 5 mph.

Mostly Sunny on Independence Day Independence Day... Mostly sunny, with a high near 92. Heat index values as high as 95. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 70. South wind around 5 mph, with gusts as high as 15 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 94. Heat index values as high as 97. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

20% chance of thunderstorms Saturday Night Saturday Night... A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. South southwest wind around 10 mph, with gusts as high as 20 mph.

50% chance of thunderstorms Sunday Sunday... A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 87.

20% chance of thunderstorms Sunday Night Sunday Night... A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 87.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 65.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 88.

20% chance of rain Tuesday Night Tuesday Night... A chance of showers. Mostly cloudy, with a low around 67.

20% chance of rain Wednesday Wednesday... A chance of showers. Mostly sunny, with a high near 87.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 66.

20% chance of rain Thursday Thursday... A chance of showers. Mostly sunny, with a high near 86.

Current Radar Image


Sun Almanac for Dayton, Illinois
Sunrise: 05:27 AM
Sunset: 8:32 PM
Civil Sunrise:04:53 AM
Civil Sunset: 9:06 PM
Nautical Sunrise: 04:10 AM
Nautical Sunset: 9:49 PM
Astro Sunrise: 03:20 AM
Astro Sunset: 10:40 PM
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