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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: 7:06 pm CST Jan 2, 2026 Latitude: 41.5680556 Longitude: -88.2208333 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Cloudy on Tonight Mostly Cloudy on Saturday Increasing Clouds on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday 20% chance of rain on Thursday 20% chance of rain on Friday
Low: 19°F High: 30°F High: 30°F High: 43°F High: 48°F High: 48°F High: 51°F High: 49°F
Low: 16°F Low: 26°F Low: 33°F Low: 31°F Low: 37°F Low: 40°F  
Mostly Cloudy Mostly Cloudy Increasing Clouds Mostly Sunny Partly Sunny Mostly Sunny Rain Rain
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Current Conditions at
JOLIET - (KJOT)
21°
Clear
as of 7:15 PM CST
Rel. Humidity: 62%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ROMEOVILLE WFO - (KLOT)
18°
Clear
as of 6:45 PM CST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
3 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
MORRIS MUNICIPAL AIRPORT - (KC09)
21°
Clear
as of 7:15 PM CST
Rel. Humidity: 73%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
3 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
AURORA - (KARR)
16°
Clear
as of 6:52 PM CST
Rel. Humidity: 72%
Dew Point: 9°F
Visibility: 9 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 19. North wind around 5 mph becoming calm.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 30. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 10 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 16. Northwest wind around 5 mph, with gusts as high as 10 mph.

Increasing Clouds on Sunday Sunday... Increasing clouds, with a high near 30. Calm wind becoming south southeast around 5 mph in the afternoon. Winds could gust as high as 10 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 26. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 43.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 33.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 48.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 31.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 48.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 37.

20% chance of rain Thursday Thursday... A chance of rain. Mostly cloudy, with a high near 51.

70% chance of rain Thursday Night Thursday Night... Rain likely. Mostly cloudy, with a low around 40.

20% chance of rain Friday Friday... A chance of rain. Mostly cloudy, with a high near 49.

Current Radar Image


Sun Almanac for Fond du Lac, Illinois
Sunrise: 07:20 AM
Sunset: 4:34 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:14 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.