Frankfort, Illinois Weather
Issued: 8:41 am CST Dec 27, 2025 Latitude: 37.9000495 Longitude: -88.9022902 View on Google Maps
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| Morning Fog |
Cloudy |
Rain |
Mostly Sunny |
Sunny |
Mostly Sunny |
Mostly Sunny |
Partly Sunny |
Current Conditions at
MARION - (KMWA)
50°
Cloudy
Mist
as of 8:45 AM CST
Rel. Humidity: 100%
Dew Point: 50°F
Visibility: 1 Miles
Pressure: 29.97 in.
Flight Rule: LIFR
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
52°
Cloudy
Mist
as of 9:15 AM CST
Rel. Humidity: 93%
Dew Point: 50°F
Visibility: 1 1/2 Miles
Pressure: 30.00 in.
Flight Rule: LIFR
Wind Data
3 MPH
060° Northeast
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
CARBONDALE - (KMDH)
50°
Cloudy
Fog
as of 8:52 AM CST
Rel. Humidity: 100%
Dew Point: 50°F
Visibility: 1/2 Miles
Pressure: 29.97 in.
Flight Rule: LIFR
Wind Data
6 MPH
050° Northeast
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
MT VERNON - (KMVN)
48°
Cloudy
Mist
as of 9:31 AM CST
Rel. Humidity: 100%
Dew Point: 48°F
Visibility: 1 Miles
Pressure: 30.00 in.
Flight Rule: LIFR
Cloud Level(s): Solid Overcast at 400ft
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Today... Patchy dense fog before 10am. Otherwise, mostly cloudy, with a high near 66. Southeast wind 6 to 8 mph. |
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Tonight... Cloudy, with a temperature falling to near 61 by 8pm, then rising to around 66 during the remainder of the night. South southwest wind 8 to 11 mph, with gusts as high as 20 mph. |
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Sunday... Showers, mainly after 4pm. High near 72. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. |
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Sunday Night... Showers, mainly before 9pm. Low around 23. Breezy, with a southwest wind 20 to 22 mph becoming west northwest in the evening. Winds could gust as high as 34 mph. Chance of precipitation is 90%. |
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Monday... Mostly sunny, with a high near 29. Blustery, with a west northwest wind 15 to 21 mph, with gusts as high as 33 mph. |
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Monday Night... Partly cloudy, with a low around 19. Northwest wind 8 to 14 mph, with gusts as high as 23 mph. |
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Tuesday... Sunny, with a high near 33. Northwest wind 6 to 9 mph. |
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Tuesday Night... Mostly clear, with a low around 25. Southwest wind around 6 mph. |
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Wednesday... Mostly sunny, with a high near 44. West wind 6 to 10 mph. |
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Wednesday Night... Partly cloudy, with a low around 26. West southwest wind around 6 mph becoming northwest after midnight. |
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New Year's Day... Mostly sunny, with a high near 37. North northwest wind 6 to 9 mph. |
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Thursday Night... Partly cloudy, with a low around 17. North northwest wind 3 to 5 mph. |
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Friday... Partly sunny, with a high near 34. North northwest wind 3 to 6 mph. |
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Current Radar Image
Sun Almanac for Frankfort, Illinois
Sunrise: 07:10 AM
Sunset: 4:43 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:46 PM
Astro Sunrise: 05:36 AM
Astro Sunset: 6:18 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7194 locations in the contiguous United States |
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High Temp |
79° |
Gainesville, Georgia
and 2 other locations
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Low Temp |
-2° |
Cutbank, Montana
and 1 other location
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Wind Speed |
35mph |
Buffalo, Wyoming
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Wind Gust |
45mph |
Buffalo, Wyoming
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Wind Chill |
-25° |
Cutbank, Montana
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High Pressure |
30.39Hg |
Charlie, Montana
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Low Pressure |
29.51Hg |
Jordan, Montana
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| # Locations Reporting Snow |
43 |
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| # Locations Reporting Rain |
22 |
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| # Locations Reporting Fog |
155 |
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| Average Temperature in the Contiguous USA |
45° |
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National Weather Service for official information.