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Fond du Lac, Illinois Weather Forecast
Fond du Lac, Illinois Weather
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Weather Forecast for Fond du Lac, Illinois : Will County
Issued: 11:36 pm CST Dec 16, 2025 Latitude: 41.5680556 Longitude: -88.2208333 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Tonight Partly Sunny on Wednesday 90% chance of rain on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday
Low: 30°F High: 40°F High: 48°F High: 28°F High: 44°F High: 31°F High: 37°F High: 43°F
Low: 41 °F Low: 17°F Low: 23°F Low: 20°F Low: 22°F Low: 30°F  
Mostly Cloudy Partly Sunny Rain Partly Sunny Mostly Cloudy Mostly Sunny Partly Sunny Partly Sunny
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Current Conditions at
JOLIET - (KJOT)
39°
Clear
as of 11:15 PM CST
Rel. Humidity: 75%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: VFR
Wind Data
8 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
ROMEOVILLE WFO - (KLOT)
37°
Feels like 28°F
Mostly Clear
as of 11:10 PM CST
Rel. Humidity: 74%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
15 MPH
200° South
Cloud Level(s): Few at 12000ft
Current Conditions at
MORRIS MUNICIPAL AIRPORT - (KC09)
37°
Feels like 29°F
Clear
as of 11:15 PM CST
Rel. Humidity: 86%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
13 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
AURORA - (KARR)
36°
Feels like 28°F
Clear
as of 10:52 PM CST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 7 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
9 MPH
240° Southwest
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 30. West wind 10 to 15 mph, with gusts as high as 20 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 40. West wind 5 to 10 mph becoming south southeast in the afternoon.
60% chance of rain Wednesday Night Wednesday Night... Showers or drizzle likely, mainly after 3am. Mostly cloudy, with a temperature rising to around 41 by 5am. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
90% chance of rain Thursday Thursday... Rain, mainly before 3pm. High near 48. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
30% chance of snow Thursday Night Thursday Night... A chance of snow showers between 9pm and midnight, then a chance of flurries with a slight chance of snow showers after midnight. Mostly cloudy, with a low around 17. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Partly Sunny on Friday Friday... Partly sunny, with a high near 28.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 23.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 44.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 20.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 31.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 22.
Partly Sunny on Monday Monday... Partly sunny, with a high near 37.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 30.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 43.
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.