url:
Denny, Illinois Weather Forecast
Denny, 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 Denny, Illinois : Perry County
Issued: 3:16 pm CST Jan 15, 2026 Latitude: 38.0475507 Longitude: -89.3270302 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday M.L.King Day Tuesday Wednesday
Sunny on This Afternoon 30% chance of snow on Tonight Mostly Cloudy on Friday Partly Sunny on Saturday Sunny on Sunday Mostly Sunny on M.L.King Day Sunny on Tuesday Mostly Sunny on Wednesday
High: 33°F Low: 34 °F High: 45°F High: 29°F High: 28°F High: 24°F High: 32°F High: 45°F
Low: 24°F Low: 12°F Low: 16°F Low: 10°F Low: 23°F  
Sunny Snow Mostly Cloudy Partly Sunny Sunny Mostly Sunny Sunny Mostly Sunny
-
Current Conditions at
CARBONDALE - (KMDH)
30°
Clear
as of 3:52 PM CST
Rel. Humidity: 30%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
7 MPH
Cloud Level(s): Clear
Current Conditions at
SPARTA - (KSAR)
32°
Clear
as of 3:55 PM CST
Rel. Humidity: 28%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
5 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
MARION - (KMWA)
32°
Feels like 24°F
Clear
as of 3:47 PM CST
Rel. Humidity: 36%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
9 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
CAIRO - (KCIR)
34°
Clear
as of 3:55 PM CST
Rel. Humidity: 37%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
6 MPH
240° Southwest
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 33. South wind 3 to 6 mph.

30% chance of snow Tonight Tonight... A chance of snow showers between 11pm and 2am. Increasing clouds, with a temperature rising to around 34 by 3am. Light south wind becoming south southwest 6 to 11 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 45. West wind 8 to 11 mph, with gusts as high as 18 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 24. West wind 7 to 10 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 29. West northwest wind 9 to 14 mph, with gusts as high as 22 mph.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 12. West northwest wind 6 to 8 mph.

Sunny on Sunday Sunday... Sunny, with a high near 28. West wind 6 to 10 mph becoming south southwest in the afternoon.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 16. South southwest wind 8 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 24. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 10. Northwest wind around 6 mph becoming calm in the evening.

Sunny on Tuesday Tuesday... Sunny, with a high near 32. Light southwest wind increasing to 5 to 10 mph in the morning.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 23. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 45. South southwest wind 8 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

Current Radar Image


Sun Almanac for Denny, Illinois
Sunrise: 07:12 AM
Sunset: 5:02 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:30 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 6:03 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:34 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.