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Fond du Lac, Illinois Weather Forecast
Fond du Lac, Illinois Weather
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Click for Special Weather Statement for Fond du Lac, Illinois
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Weather Forecast for Fond du Lac, Illinois : Will County
Issued: 8:26 pm CST Dec 17, 2025 Latitude: 41.5680556 Longitude: -88.2208333 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Increasing Clouds on Tonight 100% chance of rain & snow on Thursday Mostly Sunny on Friday Mostly Cloudy on Saturday Sunny on Sunday Mostly Cloudy on Monday Mostly Cloudy on Tuesday Partly Sunny on Wednesday
Low: 44 °F High: 48 °F High: 27°F High: 43°F High: 32°F High: 39°F High: 46°F High: 42°F
Low: 12°F Low: 22°F Low: 18°F Low: 21°F Low: 33°F Low: 28°F  
Increasing Clouds Rain & Snow Mostly Sunny Mostly Cloudy Sunny Mostly Cloudy Mostly Cloudy Partly Sunny
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Current Conditions at
JOLIET - (KJOT)
34°
Clear
as of 8:15 PM CST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
5 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
ROMEOVILLE WFO - (KLOT)
34°
Feels like 24°F
Clear
as of 8:15 PM CST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 9 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
14 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
MORRIS MUNICIPAL AIRPORT - (KC09)
34°
Clear
as of 8:15 PM CST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
8 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
AURORA - (KARR)
30°
Feels like 21°F
Clear
Mist
as of 7:52 PM CST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 5 Miles
Pressure: 29.87 in.
Flight Rule: MVFR
Wind Data
10 MPH
160° South
Cloud Level(s): Clear
Increasing Clouds on Tonight Tonight... Drizzle likely, mainly after 5am. Increasing clouds, with a temperature rising to around 44 by 5am. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
100% chance of rain & snow Thursday Thursday... Rain before 2pm, then a chance of rain and snow after 3pm. Temperature rising to near 48 by 8am, then falling to around 32 during the remainder of the day. Breezy, with a south wind around 20 mph becoming west in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
40% chance of snow Thursday Night Thursday Night... Scattered snow showers before midnight, then a chance of flurries after midnight. Mostly cloudy, with a low around 12. Wind chill values as low as -6. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 27. Wind chill values as low as -6. Blustery, with a west northwest wind 10 to 20 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 22. South wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 43.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 18.
Sunny on Sunday Sunday... Sunny, with a high near 32.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 21.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 39.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 33.
Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 46.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 28.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 42.
Current Radar Image


Sun Almanac for Fond du Lac, Illinois
Sunrise: 07:14 AM
Sunset: 4:24 PM
Civil Sunrise:06:43 AM
Civil Sunset: 4:56 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:04 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.