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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 10:26 am CST Dec 8, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
Partly Sunny on Today Mostly Cloudy on Tonight Mostly Cloudy on Tuesday 50% chance of rain & snow on Wednesday 30% chance of snow on Thursday 20% chance of snow on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
High: 23°F Low: 25 °F High: 37°F High: 37°F High: 23°F High: 19°F High: 8°F High: 15°F
Low: 34°F Low: 13°F Low: 11°F Low: 0°F Low: 0°F  
Partly Sunny Mostly Cloudy Mostly Cloudy Rain & Snow Snow Snow Partly Sunny Mostly Sunny
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
19°
Mostly Cloudy
as of 9:45 AM CST
Rel. Humidity: 62%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.39 in.
Flight Rule: VFR
Wind Data
8 MPH
130° Southeast
Cloud Level(s): Broken at 11000ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
21°
Partly Cloudy
as of 10:35 AM CST
Rel. Humidity: 44%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.39 in.
Flight Rule: VFR
Wind Data
3 MPH
120° Southeast
Cloud Level(s): Scattered at 12000ft
Current Conditions at
JOLIET - (KJOT)
23°
Clear
as of 10:35 AM CST
Rel. Humidity: 57%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.39 in.
Flight Rule: VFR
Wind Data
6 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
21°
Feels like 10°F
Mostly Cloudy
as of 9:53 AM CST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.39 in.
Flight Rule: VFR
Wind Data
9 MPH
130° Southeast
Cloud Level(s): Few at 2400ft, Few at 12000ft, Broken at 25000ft
Partly Sunny on Today Today... Partly sunny, with a high near 23. South southeast wind around 5 mph, with gusts as high as 10 mph.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a temperature rising to around 25 by 5am. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 37. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

90% chance of rain Tuesday Night Tuesday Night... Rain. Low around 34. Breezy, with a south southwest wind 15 to 25 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%.

50% chance of rain & snow Wednesday Wednesday... A chance of rain and snow before 9am, then a chance of snow. Cloudy, with a high near 37. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13.

30% chance of snow Thursday Thursday... A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 23.

20% chance of snow Thursday Night Thursday Night... A chance of snow. Mostly cloudy, with a low around 11.

20% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 19.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 0.

Partly Sunny on Saturday Saturday... Partly sunny and cold, with a high near 8.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 0.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 15.

Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:06 AM
Sunset: 4:21 PM
Civil Sunrise:06:34 AM
Civil Sunset: 4:53 PM
Nautical Sunrise: 06:00 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:26 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.