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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 9:46 am CST Dec 7, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
40% chance of snow on Today 30% chance of snow on Tonight Partly Sunny on Monday Mostly Cloudy on Tuesday 40% chance of rain & snow on Wednesday 20% chance of snow on Thursday Partly Sunny on Friday Partly Sunny on Saturday
High: 22 °F Low: 12°F High: 22°F High: 37°F High: 37°F High: 26°F High: 18°F High: 12°F
Low: 12°F Low: 34°F Low: 20°F Low: 10°F Low: 0°F  
Snow Snow Partly Sunny Mostly Cloudy Rain & Snow Snow Partly Sunny Partly Sunny
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
28°
Feels like 16°F
Cloudy
as of 9:45 AM CST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 25 MPH
0° North
Cloud Level(s): Scattered at 1300ft, Broken at 2200ft, Solid Overcast at 3700ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
34°
Feels like 23°F
Cloudy
as of 10:15 AM CST
Rel. Humidity: 86%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: MVFR
Wind Data
15 MPH
Gust: 21 MPH
010° North
Cloud Level(s): Solid Overcast at 1400ft
Current Conditions at
JOLIET - (KJOT)
32°
Feels like 23°F
Cloudy
as of 10:15 AM CST
Rel. Humidity: 80%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
12 MPH
Gust: 16 MPH
0° North
Cloud Level(s): Scattered at 1500ft, Broken at 2100ft, Solid Overcast at 4300ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
30°
Feels like 18°F
Mostly Cloudy
as of 10:16 AM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 9 Miles
Pressure: 30.12 in.
Flight Rule: MVFR
Wind Data
16 MPH
Gust: 28 MPH
0° North
Cloud Level(s): Scattered at 1900ft, Broken at 2600ft, Broken at 3400ft
40% chance of snow Today Today... A 40 percent chance of snow, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 22 by 5pm. North wind 10 to 15 mph, with gusts as high as 25 mph.
30% chance of snow Tonight Tonight... A chance of snow showers between 7pm and midnight. Mostly cloudy, with a low around 12. North wind 5 to 10 mph becoming east southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Partly Sunny on Monday Monday... Partly sunny, with a high near 22. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 10 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 12. Wind chill values as low as 1. Breezy, with a south southwest wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 37. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
90% chance of rain Tuesday Night Tuesday Night... Rain. Low around 34. Breezy. Chance of precipitation is 90%.
40% chance of rain & snow Wednesday Wednesday... A chance of rain and snow showers before noon, then a slight chance of snow showers. Mostly cloudy, with a high near 37. Breezy. Chance of precipitation is 40%.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 20.
20% chance of snow Thursday Thursday... A chance of snow after noon. Mostly cloudy, with a high near 26.
20% chance of snow Thursday Night Thursday Night... A chance of snow before midnight. Mostly cloudy, with a low around 10.
Partly Sunny on Friday Friday... Partly sunny, with a high near 18.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 0.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 12.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:05 AM
Sunset: 4:21 PM
Civil Sunrise:06:34 AM
Civil Sunset: 4:53 PM
Nautical Sunrise: 05:59 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:25 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.