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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 12:46 am CST Jan 11, 2026 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
60% chance of snow on Overnight 20% chance of snow on Sunday Mostly Sunny on Monday 30% chance of rain on Tuesday 20% chance of rain & snow on Wednesday Mostly Sunny on Thursday 20% chance of snow on Friday 20% chance of snow on Saturday
Low: 23°F High: 32°F High: 41°F High: 48°F High: 35°F High: 30°F High: 34°F High: 26°F
Low: 26°F Low: 32°F Low: 29°F Low: 18°F Low: 25°F Low: 20°F  
Snow Snow Mostly Sunny Rain Rain & Snow Mostly Sunny Snow Snow
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
23°
Feels like 8°F
Cloudy
as of 12:35 AM CST
Rel. Humidity: 67%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 25 MPH
300° Northwest
Cloud Level(s): Few at 3000ft, Solid Overcast at 3800ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
27°
Feels like 13°F
Cloudy
as of 12:35 AM CST
Rel. Humidity: 58%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 24 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
JOLIET - (KJOT)
27°
Feels like 16°F
Cloudy
as of 12:35 AM CST
Rel. Humidity: 63%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 21 MPH
310° Northwest
Cloud Level(s): Scattered at 2200ft, Scattered at 3000ft, Solid Overcast at 3900ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
25°
Feels like 10°F
Cloudy
Light Snow
as of 12:38 AM CST
Rel. Humidity: 68%
Dew Point: 16°F
Visibility: 7 Miles
Pressure: 30.03 in.
Flight Rule: MVFR
Wind Data
20 MPH
Gust: 30 MPH
310° Northwest
Cloud Level(s): Broken at 2800ft, Solid Overcast at 3300ft
60% chance of snow Overnight Overnight... Snow showers likely, mainly before 3am. Cloudy, with a low around 23. Blustery, with a west northwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.
20% chance of snow Sunday Sunday... A 20 percent chance of snow showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 32. Breezy, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 26. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 41. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 32. Southwest wind around 10 mph, with gusts as high as 15 mph.
30% chance of rain Tuesday Tuesday... A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 48.
20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 29.
20% chance of rain & snow Wednesday Wednesday... A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 35.
20% chance of snow Wednesday Night Wednesday Night... A chance of snow before midnight. Mostly cloudy, with a low around 18.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 30.
20% chance of snow Thursday Night Thursday Night... A chance of snow. Mostly cloudy, with a low around 25.
20% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 34.
20% chance of snow Friday Night Friday Night... A chance of snow. Mostly cloudy, with a low around 20.
20% chance of snow Saturday Saturday... A chance of snow. Mostly cloudy, with a high near 26.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:17 AM
Sunset: 4:42 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:47 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:20 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.