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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 1:26 am CST Jan 10, 2026 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
30% chance of rain on Overnight 90% chance of rain & snow on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 20% chance of rain on Tuesday 20% chance of rain & snow on Wednesday Partly Sunny on Thursday 20% chance of snow on Friday
Low: 37°F High: 32 °F High: 32°F High: 40°F High: 47°F High: 34°F High: 28°F High: 33°F
Low: 21°F Low: 24°F Low: 31°F Low: 30°F Low: 18°F Low: 20°F  
Rain Rain & Snow Mostly Sunny Mostly Sunny Rain Rain & Snow Partly Sunny Snow
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
39°
Cloudy
as of 1:10 AM CST
Rel. Humidity: 86%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Solid Overcast at 2500ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
36°
Mostly Cloudy
as of 1:15 AM CST
Rel. Humidity: 86%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
6 MPH
130° Southeast
Cloud Level(s): Broken at 2700ft
Current Conditions at
JOLIET - (KJOT)
41°
Cloudy
as of 1:15 AM CST
Rel. Humidity: 86%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 2400ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
39°
Cloudy
as of 12:53 AM CST
Rel. Humidity: 80%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: MVFR
Wind Data
8 MPH
120° Southeast
Cloud Level(s): Solid Overcast at 2600ft
30% chance of rain Overnight Overnight... A 30 percent chance of rain after 5am. Cloudy, with a low around 37. Southeast wind around 5 mph.
90% chance of rain & snow Saturday Saturday... Rain, possibly mixed with snow showers before 11am, then a chance of rain and snow showers between 11am and 1pm, then a chance of snow showers after 1pm. Temperature falling to around 32 by 5pm. South southeast wind 5 to 15 mph becoming west northwest in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
40% chance of snow Saturday Night Saturday Night... Scattered snow showers. Mostly cloudy, with a low around 21. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 32. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 24. Southwest wind 10 to 15 mph.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 40.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 31.
20% chance of rain Tuesday Tuesday... A chance of rain after noon. Mostly cloudy, with a high near 47.
20% chance of rain & snow Tuesday Night Tuesday Night... A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30.
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 34.
20% chance of snow Wednesday Night Wednesday Night... A chance of snow. Mostly cloudy, with a low around 18.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 28.
20% chance of snow Thursday Night Thursday Night... A chance of snow. Mostly cloudy, with a low around 20.
20% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 33.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:17 AM
Sunset: 4:41 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:46 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.