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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 3:11 am CST Dec 19, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Christmas Day
20% chance of snow on Overnight Mostly Cloudy on Friday Partly Sunny on Saturday Sunny on Sunday Mostly Cloudy on Monday Mostly Cloudy on Tuesday Mostly Cloudy on Wednesday Partly Sunny on Christmas Day
Low: 15°F High: 22°F High: 41°F High: 28°F High: 38°F High: 47°F High: 50°F High: 57°F
Low: 28 °F Low: 16°F Low: 21°F Low: 34°F Low: 32°F Low: 44°F  
Snow Mostly Cloudy Partly Sunny Sunny Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Sunny
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
14°
Feels like -3°F
Cloudy
as of 2:55 AM CST
Rel. Humidity: 72%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 29.67 in.
Flight Rule: MVFR
Wind Data
20 MPH
Gust: 30 MPH
260° West
Cloud Level(s): Few at 1400ft, Broken at 2000ft, Solid Overcast at 2700ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
16°
Feels like -2°F
Cloudy
Light Snow
as of 2:55 AM CST
Rel. Humidity: 66%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 29.64 in.
Flight Rule: MVFR
Wind Data
24 MPH
Gust: 30 MPH
260° West
Cloud Level(s): Scattered at 1400ft, Broken at 2200ft, Solid Overcast at 9000ft
Current Conditions at
JOLIET - (KJOT)
18°
Feels like 1°F
Cloudy
as of 2:55 AM CST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 29.69 in.
Flight Rule: MVFR
Wind Data
18 MPH
Gust: 28 MPH
270° West
Cloud Level(s): Scattered at 2000ft, Broken at 2600ft, Solid Overcast at 3100ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
16°
Feels like -2°F
Cloudy
Light Snow
as of 2:53 AM CST
Rel. Humidity: 66%
Dew Point: 7°F
Visibility: 8 Miles
Pressure: 29.63 in.
Flight Rule: MVFR
Wind Data
23 MPH
Gust: 35 MPH
260° West
Cloud Level(s): Few at 2100ft, Broken at 2900ft, Solid Overcast at 9000ft
20% chance of snow Overnight Overnight... Isolated snow showers before 5am, then isolated flurries after 5am. Mostly cloudy, with a steady temperature around 15. Wind chill values as low as -4. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Mostly Cloudy on Friday Friday... Mostly cloudy, then gradually becoming sunny, with a high near 22. Wind chill values as low as -6. Blustery, with a west northwest wind 15 to 20 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a temperature rising to around 28 by 5am. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 41. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 16. West wind 10 to 15 mph, with gusts as high as 25 mph.
Sunny on Sunday Sunday... Sunny, with a high near 28.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 21.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 38.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 34.
Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 47.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 32.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 50.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 44.
Partly Sunny on Christmas Day Christmas Day... Partly sunny, with a high near 57.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:14 AM
Sunset: 4:24 PM
Civil Sunrise:06:42 AM
Civil Sunset: 4:55 PM
Nautical Sunrise: 06:07 AM
Nautical Sunset: 5:30 PM
Astro Sunrise: 05:33 AM
Astro Sunset: 6:04 PM
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