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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 6:21 pm CST Dec 1, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
100% chance of snow on Tonight Mostly Cloudy on Tuesday 40% chance of snow on Wednesday Sunny on Thursday Mostly Sunny on Friday Mostly Cloudy on Saturday Mostly Cloudy on Sunday Mostly Cloudy on Monday
Low: 17°F High: 21°F High: 32°F High: 12°F High: 23°F High: 28°F High: 26°F High: 24°F
Low: 22 °F Low: 2 °F Low: -6°F Low: 16°F Low: 17°F Low: 7°F  
Snow Mostly Cloudy Snow Sunny Mostly Sunny Mostly Cloudy Mostly Cloudy Mostly Cloudy
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
25°
Feels like 15°F
Cloudy
Mist
as of 7:45 PM CST
Rel. Humidity: 100%
Dew Point: 25°F
Visibility: 2 Miles
Pressure: 30.08 in.
Flight Rule: IFR
Wind Data
9 MPH
140° Southeast
Cloud Level(s): Solid Overcast at 4100ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
25°
Cloudy
Light Snow
as of 7:55 PM CST
Rel. Humidity: 79%
Dew Point: 19°F
Visibility: 2 Miles
Pressure: 30.10 in.
Flight Rule: IFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Scattered at 700ft, Solid Overcast at 2000ft
Current Conditions at
JOLIET - (KJOT)
27°
Cloudy
Light Snow
as of 7:55 PM CST
Rel. Humidity: 92%
Dew Point: 25°F
Visibility: 1 3/4 Miles
Pressure: 30.09 in.
Flight Rule: IFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Solid Overcast at 800ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
27°
Cloudy
Light Snow Mist
as of 7:53 PM CST
Rel. Humidity: 86%
Dew Point: 23°F
Visibility: 1 1/2 Miles
Pressure: 30.08 in.
Flight Rule: IFR
Wind Data
8 MPH
150° Southeast
Cloud Level(s): Solid Overcast at 2800ft
100% chance of snow Tonight Tonight... Snow before 1am, then a chance of snow with intermittent flurries between 1am and 2am. Low around 17. South southeast wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 21. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a temperature rising to around 22 by 5am. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
40% chance of snow Wednesday Wednesday... A 40 percent chance of snow showers after noon. Cloudy, with a high near 32. South southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 2. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunny on Thursday Thursday... Sunny, with a high near 12.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around -6.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 23.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 16.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 28.
20% chance of snow Saturday Night Saturday Night... A chance of snow. Mostly cloudy, with a low around 17.
Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 26.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 7.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 24.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 06:59 AM
Sunset: 4:22 PM
Civil Sunrise:06:28 AM
Civil Sunset: 4:53 PM
Nautical Sunrise: 05:54 AM
Nautical Sunset: 5:28 PM
Astro Sunrise: 05:20 AM
Astro Sunset: 6:01 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.