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

Click for Hazardous Weather Outlook for Denny, Illinois
Click for Winter Storm Warning for Denny, Illinois
Click for Cold Weather Advisory for Denny, Illinois
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: 7:37 pm CST Jan 23, 2026 Latitude: 38.0475507 Longitude: -89.3270302 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
20% chance of snow on Tonight 100% chance of snow on Saturday 90% chance of snow on Sunday Mostly Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Partly Sunny on Thursday Mostly Sunny on Friday
Low: 6 °F High: 13°F High: 15°F High: 12°F High: 27°F High: 22°F High: 17°F High: 18°F
Low: 11°F Low: 0 °F Low: 0 °F Low: 5 °F Low: 5 °F Low: 4 °F  
Snow Snow Snow Mostly Sunny Sunny Mostly Sunny Partly Sunny Mostly Sunny
-
Current Conditions at
CARBONDALE - (KMDH)
9°
Feels like -5°F
Clear
as of 8:52 PM CST
Rel. Humidity: 35%
Dew Point: -13°F
Visibility: 10 Miles
Pressure: 30.67 in.
Flight Rule: VFR
Wind Data
10 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
SPARTA - (KSAR)
5°
Clear
as of 8:55 PM CST
Rel. Humidity: 42%
Dew Point: -13°F
Visibility: 10 Miles
Pressure: 30.70 in.
Flight Rule: VFR
Wind Data
8 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
MARION - (KMWA)
7°
Feels like -6°F
Clear
as of 8:55 PM CST
Rel. Humidity: 35%
Dew Point: -15°F
Visibility: 10 Miles
Pressure: 30.67 in.
Flight Rule: VFR
Wind Data
9 MPH
020° North
Cloud Level(s): Clear
Current Conditions at
CAIRO - (KCIR)
16°
Feels like 0°F
Cloudy
as of 8:55 PM CST
Rel. Humidity: 33%
Dew Point: -8°F
Visibility: 10 Miles
Pressure: 30.61 in.
Flight Rule: VFR
Wind Data
15 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 8500ft
20% chance of snow Tonight Tonight... A 20 percent chance of snow after 4am. Mostly cloudy, with a low around 6. Wind chill values as low as -8. North northeast wind around 10 mph, with gusts as high as 18 mph.
100% chance of snow Saturday Saturday... Snow, mainly after 10am. High near 13. Wind chill values as low as -7. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
100% chance of snow Saturday Night Saturday Night... Snow. The snow could be heavy at times. Low around 11. Wind chill values as low as zero. Northeast wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
90% chance of snow Sunday Sunday... Snow. High near 15. Wind chill values as low as -2. North northwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
30% chance of snow Sunday Night Sunday Night... A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 0. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 12. West northwest wind 5 to 10 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 0. Light west wind becoming south southwest 5 to 9 mph in the evening.
Sunny on Tuesday Tuesday... Sunny, with a high near 27. West wind 5 to 9 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 5. Light northwest wind.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 22. Calm wind becoming west northwest around 6 mph in the morning.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 5. Northwest wind around 6 mph.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 17. North northwest wind 6 to 8 mph.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 4. North northwest wind 3 to 5 mph.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 18. Northwest wind around 6 mph.
Current Radar Image


Sun Almanac for Denny, Illinois
Sunrise: 07:08 AM
Sunset: 5:10 PM
Civil Sunrise:06:40 AM
Civil Sunset: 5:38 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 6:10 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:42 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.