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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 6:17 am CST Jan 22, 2026 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Increasing Clouds on Today 20% chance of snow on Tonight Mostly Sunny on Friday 40% chance of snow on Saturday 50% chance of snow on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday
High: 26°F Low: -8°F High: 0 °F High: 10°F High: 16°F High: 13°F High: 22°F High: 19°F
Low: -5°F Low: 6 °F Low: 0°F Low: 5°F Low: 9°F  
Increasing Clouds Snow Mostly Sunny Snow Snow Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
16°
Feels like 1°F
Mostly Cloudy
as of 6:45 AM CST
Rel. Humidity: 66%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 23 MPH
240° Southwest
Cloud Level(s): Broken at 3500ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
16°
Feels like 0°F
Clear
as of 6:55 AM CST
Rel. Humidity: 56%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.20 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 28 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
JOLIET - (KJOT)
18°
Partly Cloudy
as of 6:55 AM CST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Wind Data
8 MPH
Gust: 17 MPH
260° West
Cloud Level(s): Scattered at 4300ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
16°
Feels like 0°F
Mostly Clear
as of 6:53 AM CST
Rel. Humidity: 52%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 26 MPH
270° West
Cloud Level(s): Few at 3000ft, Few at 25000ft
Increasing Clouds on Today Today... Increasing clouds, with a high near 26. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

20% chance of snow Tonight Tonight... A chance of flurries before midnight. Mostly cloudy, with a low around -8. Wind chill values as low as -27. Northwest wind around 15 mph, with gusts as high as 30 mph.

Mostly Sunny on Friday Friday... Mostly sunny and cold, with a high near 0. Wind chill values as low as -31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around -5. Wind chill values as low as -20. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

40% chance of snow Saturday Saturday... A 40 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 10. North northwest wind around 5 mph becoming east northeast in the afternoon. Winds could gust as high as 10 mph.

60% chance of snow Saturday Night Saturday Night... Snow likely, mainly after midnight. Cloudy, with a low around 6. Chance of precipitation is 60%.

50% chance of snow Sunday Sunday... A 50 percent chance of snow. Mostly cloudy, with a high near 16.

20% chance of snow Sunday Night Sunday Night... A chance of snow before midnight. Mostly cloudy, with a low around 0.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 13.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 5.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 22.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 9.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 19.

Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:11 AM
Sunset: 4:55 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:25 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:31 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.