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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 1:31 pm CST Dec 10, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Cloudy on This Afternoon 30% chance of snow on Tonight Mostly Cloudy on Thursday 20% chance of snow on Friday 60% chance of snow on Saturday Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday
High: 35°F Low: 20°F High: 26°F High: 29°F High: 11°F High: 9°F High: 22°F High: 30°F
Low: 21°F Low: 8°F Low: -5°F Low: -3°F Low: 15°F  
Cloudy Snow Mostly Cloudy Snow Snow Sunny Mostly Sunny Partly Sunny
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Current Conditions at
LANSING MUNICIPAL - (KIGQ)
32°
Feels like 19°F
Cloudy
as of 1:35 PM CST
Rel. Humidity: 68%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.67 in.
Flight Rule: MVFR
Wind Data
21 MPH
Gust: 29 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 2100ft
Current Conditions at
JOLIET - (KJOT)
34°
Feels like 25°F
Cloudy
as of 1:35 PM CST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.72 in.
Flight Rule: MVFR
Wind Data
10 MPH
Gust: 21 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 2300ft
Cloudy on This Afternoon This Afternoon... Cloudy, with a high near 35. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.
30% chance of snow Tonight Tonight... A chance of flurries with a slight chance of snow before 9pm, then a chance of snow or flurries between 9pm and midnight, then a chance of flurries after midnight. Cloudy, with a low around 20. Northwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Mostly Cloudy on Thursday Thursday... Mostly cloudy, with a high near 26. West northwest wind around 5 mph becoming south in the afternoon.
70% chance of snow Thursday Night Thursday Night... Snow likely. Cloudy, with a low around 21. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
20% chance of snow Friday Friday... A 20 percent chance of snow before noon. Mostly cloudy, with a high near 29. Northeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
20% chance of snow Friday Night Friday Night... A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 8.
60% chance of snow Saturday Saturday... Snow likely, mainly after noon. Cloudy, with a high near 11. Chance of precipitation is 60%.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around -5.
Sunny on Sunday Sunday... Sunny and cold, with a high near 9.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around -3.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 22.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 15.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 30.
Sun Almanac for Frankfort, Illinois
Sunrise: 07:07 AM
Sunset: 4:21 PM
Civil Sunrise:06:36 AM
Civil Sunset: 4:53 PM
Nautical Sunrise: 06:01 AM
Nautical Sunset: 5:28 PM
Astro Sunrise: 05:28 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.