url:
Mount Pleasant, Illinois Weather Forecast
Mount Pleasant, 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 Mount Pleasant, Illinois : Union County
Issued: 7:11 pm CST Dec 12, 2025 Latitude: 37.4519953 Longitude: -89.0736863 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Cloudy on Tonight Mostly Cloudy on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday Partly Sunny on Wednesday 20% chance of  on Thursday Mostly Sunny on Friday
Low: 27°F High: 37°F High: 18°F High: 33°F High: 46°F High: 55°F High: 58°F High: 52°F
Low: 10°F Low: 9 °F Low: 23°F Low: 36°F Low: 48°F Low: 36°F  
Mostly Cloudy Mostly Cloudy Sunny Sunny Sunny Partly Sunny Partly Sunny Mostly Sunny
-
Current Conditions at
MARION - (KMWA)
34°
Feels like 26°F
Cloudy
Mist
as of 6:45 PM CST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 6 Miles
Pressure: 30.18 in.
Flight Rule: MVFR
Wind Data
9 MPH
340° North
Cloud Level(s): Solid Overcast at 1300ft
Current Conditions at
CARBONDALE - (KMDH)
36°
Cloudy
as of 7:29 PM CST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 7 Miles
Pressure: 30.18 in.
Flight Rule: IFR
Wind Data
8 MPH
0° North
Cloud Level(s): Solid Overcast at 900ft
Current Conditions at
METROPOLIS MUNI ARP - (KM30)
36°
Clear
as of 7:35 PM CST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CAIRO - (KCIR)
37°
Clear
as of 7:35 PM CST
Rel. Humidity: 80%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
6 MPH
010° North
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 27. Calm wind.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 37. Calm wind becoming north 5 to 8 mph in the afternoon.

Mostly Clear on Saturday Night Saturday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around 10. Wind chill values as low as -3. North wind 8 to 13 mph, with gusts as high as 22 mph.

Sunny on Sunday Sunday... Sunny, with a high near 18. Wind chill values as low as -5. North wind 5 to 11 mph, with gusts as high as 20 mph.

Clear on Sunday Night Sunday Night... Clear, with a low around 9. Light and variable wind.

Sunny on Monday Monday... Sunny, with a high near 33. Light south wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 23. South southwest wind 3 to 6 mph.

Sunny on Tuesday Tuesday... Sunny, with a high near 46. South southwest wind 5 to 9 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 36. South southwest wind around 7 mph.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 55. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

20% chance of rain Wednesday Night Wednesday Night... A chance of showers. Cloudy, with a low around 48. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.

20% chance of  Thursday Thursday... A chance of showers. Partly sunny, with a high near 58. South southwest wind 7 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 36. West northwest wind around 6 mph becoming light and variable in the evening.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 52. South wind 3 to 7 mph.

Current Radar Image


Sun Almanac for Mount Pleasant, Illinois
Sunrise: 07:02 AM
Sunset: 4:39 PM
Civil Sunrise:06:33 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:00 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:28 AM
Astro Sunset: 6:12 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.