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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 pm CST Dec 8, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
30% chance of snow on Tonight 20% chance of rain on Tuesday 60% chance of snow on Wednesday 30% chance of snow on Thursday 20% chance of snow on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday Mostly Cloudy on Monday
Low: 24 °F High: 36°F High: 35°F High: 23°F High: 22°F High: 10°F High: 14°F High: 24°F
Low: 32°F Low: 15°F Low: 11°F Low: 2°F Low: 0°F Low: 6°F  
Snow Rain Snow Snow Snow Mostly Cloudy Mostly Sunny Mostly Cloudy
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
18°
Feels like 4°F
Mostly Cloudy
as of 10:35 PM CST
Rel. Humidity: 78%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
12 MPH
160° South
Cloud Level(s): Few at 4600ft, Broken at 10000ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
19°
Feels like 8°F
Clear
as of 10:35 PM CST
Rel. Humidity: 62%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
9 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
JOLIET - (KJOT)
19°
Mostly Cloudy
as of 10:35 PM CST
Rel. Humidity: 79%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
5 MPH
170° South
Cloud Level(s): Scattered at 4700ft, Broken at 11000ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
21°
Feels like 9°F
Cloudy
as of 9:53 PM CST
Rel. Humidity: 67%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 18 MPH
170° South
Cloud Level(s): Scattered at 5000ft, Solid Overcast at 16000ft
30% chance of snow Tonight Tonight... Scattered flurries before midnight, then scattered snow showers, mainly between midnight and 3am. Mostly cloudy, with a temperature rising to around 24 by 5am. South southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
20% chance of rain Tuesday Tuesday... A 20 percent chance of rain after 5pm. Mostly cloudy, with a high near 36. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
100% chance of rain Tuesday Night Tuesday Night... Rain, mainly before midnight. Low around 32. 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 100%. New precipitation amounts between a tenth and quarter of an inch possible.
60% chance of snow Wednesday Wednesday... Snow likely, mainly before noon. Cloudy, with a high near 35. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 15. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
30% chance of snow Thursday Thursday... A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 23.
40% chance of snow Thursday Night Thursday Night... A 40 percent 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 22.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 2.
Mostly Cloudy on Saturday Saturday... Mostly cloudy and cold, with a high near 10.
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 14.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 6.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 24.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:06 AM
Sunset: 4:21 PM
Civil Sunrise:06:35 AM
Civil Sunset: 4:53 PM
Nautical Sunrise: 06:00 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:27 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.