Frankfort, Illinois Weather
Issued: 4:06 am CST Jan 17, 2026 Latitude: 37.9000495 Longitude: -88.9022902 View on Google Maps
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Increasing Clouds |
Mostly Sunny |
Sunny |
Partly Sunny |
Rain & Snow |
Rain |
Current Conditions at
MARION - (KMWA)
27°
Clear
as of 3:55 AM CST
Rel. Humidity: 58%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
27°
Clear
as of 3:55 AM CST
Rel. Humidity: 63%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
CARBONDALE - (KMDH)
27°
Clear
as of 3:52 AM CST
Rel. Humidity: 49%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
MT VERNON - (KMVN)
23°
Clear
as of 3:56 AM CST
Rel. Humidity: 62%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
3 MPH
240° Southwest
Cloud Level(s): Clear
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Overnight... A chance of flurries. Mostly clear, with a steady temperature around 28. West northwest wind around 6 mph, with gusts as high as 20 mph. |
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Saturday... A chance of flurries with a slight chance of snow showers before 10am, then a chance of snow showers between 10am and 1pm, then a chance of flurries after 1pm. Partly sunny, with a high near 31. West northwest wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. |
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Saturday Night... Mostly clear, with a low around 13. West northwest wind 6 to 10 mph, with gusts as high as 20 mph. |
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Sunday... Increasing clouds, with a high near 32. Light west wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph. |
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Sunday Night... Partly cloudy, with a low around 15. South southwest wind 8 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph. |
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M.L.King Day... Mostly sunny, with a high near 24. Northwest wind 6 to 14 mph, with gusts as high as 22 mph. |
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Monday Night... Mostly clear, with a low around 11. Light and variable wind. |
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Tuesday... Sunny, with a high near 36. Light southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph. |
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Tuesday Night... Mostly clear, with a low around 28. South wind 10 to 14 mph, with gusts as high as 25 mph. |
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Wednesday... Partly sunny, with a high near 46. Southwest wind 7 to 14 mph, with gusts as high as 24 mph. |
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Wednesday Night... A slight chance of rain and snow showers. Mostly cloudy, with a low around 23. West southwest wind around 6 mph becoming north after midnight. |
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Thursday... A slight chance of rain and snow showers. Mostly sunny, with a high near 36. North northwest wind 5 to 7 mph. |
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Thursday Night... A slight chance of snow showers. Partly cloudy, with a low around 19. Light and variable wind becoming east around 5 mph after midnight. |
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Friday... A slight chance of showers. Mostly sunny, with a high near 37. Southeast wind 5 to 8 mph becoming southwest in the afternoon. |
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Current Radar Image
Sun Almanac for Frankfort, Illinois
Sunrise: 07:09 AM
Sunset: 5:02 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:31 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 6:03 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:35 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 6341 locations in the contiguous United States |
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High Temp |
73° |
Keathley C 875, Louisiana
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Low Temp |
-9° |
Rolla Municipal A/P, North Dakota
and 1 other location
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Wind Speed |
52mph |
Berthoud Pass, Colorado
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Wind Gust |
49mph |
Guernsey, Wyoming
and 1 other location
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Wind Chill |
-36° |
Rolla Municipal A/P, North Dakota
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High Pressure |
30.62Hg |
Richland, Washington
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Low Pressure |
29.53Hg |
Grayling Aaf Airpor, Michigan
and 1 other location
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| # Locations Reporting Snow |
250 |
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| # Locations Reporting Rain |
36 |
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| # Locations Reporting Thunderstorms / Lightning |
1 |
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| # Locations Reporting Fog |
41 |
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| Average Temperature in the Contiguous USA |
30° |
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National Weather Service for official information.