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

Click for Hazardous Weather Outlook for Frankfort, Illinois
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: 6:36 pm CST Dec 26, 2025 Latitude: 37.9000495 Longitude: -88.9022902 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday New Year's Day Friday
Morning Fog on Tonight Morning Fog on Saturday 60% chance of thunderstorms on Sunday Mostly Sunny on Monday Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on New Year's Day Mostly Sunny on Friday
Low: 48°F High: 68°F High: 72°F High: 28°F High: 36°F High: 43°F High: 33°F High: 32°F
Low: 60°F Low: 24°F Low: 19°F Low: 27°F Low: 23°F Low: 17°F  
Morning Fog Morning Fog Thunderstorms Mostly Sunny Sunny Partly Sunny Mostly Sunny Mostly Sunny
-
Current Conditions at
MARION - (KMWA)
57°
Clear
as of 7:55 PM CST
Rel. Humidity: 87%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
3 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
57°
Clear
as of 7:55 PM CST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
6 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
CARBONDALE - (KMDH)
57°
Clear
as of 7:52 PM CST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
9 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
MT VERNON - (KMVN)
52°
Clear
as of 7:56 PM CST
Rel. Humidity: 87%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
3 MPH
030° Northeast
Cloud Level(s): Clear
Morning Fog on Tonight Tonight... Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 48. North northwest wind around 5 mph becoming calm in the evening.
Morning Fog on Saturday Saturday... Patchy fog before 9am. Otherwise, partly sunny, with a high near 68. Calm wind becoming southeast 5 to 8 mph in the morning.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 60. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
60% chance of thunderstorms Sunday Sunday... Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 72. South southwest wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
90% chance of rain & snow Sunday Night Sunday Night... Rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Low around 24. Southwest wind around 18 mph becoming west northwest in the evening. Winds could gust as high as 31 mph. Chance of precipitation is 90%.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 28. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 19. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 36. West northwest wind 6 to 10 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 27. West southwest wind around 6 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 43. West northwest wind 6 to 9 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 23. West northwest wind around 6 mph.
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 33. North northwest wind 5 to 8 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 17. Light north northwest wind.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 32. Light and variable wind becoming north 5 to 7 mph in the morning.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:10 AM
Sunset: 4:43 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:45 PM
Astro Sunrise: 05:36 AM
Astro Sunset: 6:17 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.