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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 9:31 pm CST Dec 30, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday New Year's Day Friday Saturday Sunday Monday Tuesday
90% chance of snow on Tonight 70% chance of snow on Wednesday Mostly Sunny on New Year's Day Mostly Sunny on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday
Low: 25°F High: 32°F High: 21°F High: 27°F High: 26°F High: 32°F High: 34°F High: 32°F
Low: 9 °F Low: 13°F Low: 13°F Low: 16°F Low: 25°F Low: 21°F  
Snow Snow Mostly Sunny Mostly Sunny Mostly Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
23°
Mostly Cloudy
Light Snow Mist
as of 9:35 PM CST
Rel. Humidity: 100%
Dew Point: 23°F
Visibility: 1 Miles
Pressure: 29.99 in.
Flight Rule: IFR
Wind Data
8 MPH
220° Southwest
Cloud Level(s): Scattered at 200ft, Broken at 800ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
23°
Cloudy
Light Snow
as of 9:35 PM CST
Rel. Humidity: 92%
Dew Point: 21°F
Visibility: 2 1/2 Miles
Pressure: 29.99 in.
Flight Rule: IFR
Wind Data
7 MPH
240° Southwest
Cloud Level(s): Scattered at 1100ft, Broken at 2000ft, Solid Overcast at 3800ft
Current Conditions at
JOLIET - (KJOT)
27°
Cloudy
Light Snow
as of 9:35 PM CST
Rel. Humidity: 92%
Dew Point: 25°F
Visibility: 2 1/2 Miles
Pressure: 30.00 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Broken at 1500ft, Solid Overcast at 2200ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
25°
Cloudy
Light Snow Mist
as of 9:18 PM CST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 4 Miles
Pressure: 29.99 in.
Flight Rule: MVFR
Wind Data
8 MPH
250° West
Cloud Level(s): Scattered at 1400ft, Solid Overcast at 3600ft
90% chance of snow Tonight Tonight... Snow, mainly before 11pm. Steady temperature around 25. West northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.
70% chance of snow Wednesday Wednesday... Snow likely, mainly after noon. Cloudy, with a high near 32. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow before midnight. Cloudy during the early evening, then gradual clearing, with a low around 9. Wind chill values as low as zero. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 21. Wind chill values as low as zero. Northwest wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 10 mph.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 13. Southwest wind around 5 mph.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 27.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 13.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 26.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 16.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 32.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 25.
Partly Sunny on Monday Monday... Partly sunny, with a high near 34.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 21.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 32.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:18 AM
Sunset: 4:31 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:02 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:37 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:10 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.