url:
Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

Change location by the zip code or city,state: or search for other weather forecast locations in Illinois by name.
Weather Forecast for Frankfort, Illinois : Franklin County
Issued: 12:36 am CST Jan 27, 2026 Latitude: 37.9000495 Longitude: -88.9022902 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Clear on Overnight Sunny on Tuesday Mostly Sunny on Wednesday Mostly Cloudy on Thursday Mostly Sunny on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday
Low: 12°F High: 30°F High: 28°F High: 23°F High: 16°F High: 17°F High: 26°F High: 32°F
Low: -1°F Low: 10°F Low: 4 °F Low: -1°F Low: 1 °F Low: 10°F  
Clear Sunny Mostly Sunny Mostly Cloudy Mostly Sunny Mostly Sunny Partly Sunny Partly Sunny
-
Current Conditions at
MARION - (KMWA)
10°
Feels like -4°F
Clear
as of 1:35 AM CST
Rel. Humidity: 60%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
13 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
12°
Feels like -1°F
Clear
as of 1:35 AM CST
Rel. Humidity: 56%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
10 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
CARBONDALE - (KMDH)
10°
Feels like -5°F
Clear
as of 12:52 AM CST
Rel. Humidity: 60%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
14 MPH
190° South
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a steady temperature around 12. Wind chill values as low as -2. Southwest wind around 11 mph, with gusts as high as 23 mph.

Sunny on Tuesday Tuesday... Sunny, with a high near 30. Wind chill values as low as -1. Southwest wind 6 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around -1. Northwest wind around 5 mph becoming calm in the evening.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 28. Wind chill values as low as -1. Calm wind becoming west southwest around 6 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 10. Calm wind.

Mostly Cloudy on Thursday Thursday... Mostly cloudy, with a high near 23. Calm wind becoming north around 6 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 4. Calm wind becoming north around 5 mph after midnight.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 16. North wind 6 to 10 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around -1. North northwest wind around 7 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 17. Northwest wind 6 to 9 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 1. Northwest wind around 5 mph becoming calm in the evening.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 26. Calm wind becoming west around 6 mph in the morning.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 10. Southwest wind 3 to 5 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 32. West southwest wind 5 to 7 mph.

Sun Almanac for Frankfort, Illinois
Sunrise: 07:04 AM
Sunset: 5:13 PM
Civil Sunrise:06:36 AM
Civil Sunset: 5:41 PM
Nautical Sunrise: 06:04 AM
Nautical Sunset: 6:13 PM
Astro Sunrise: 05:33 AM
Astro Sunset: 6:44 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.