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Unionville, Illinois Weather Forecast
Unionville, Illinois Weather
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Weather Forecast for Unionville, Illinois : Massac County
Issued: 7:26 pm CST Dec 22, 2025 Latitude: 37.1222782 Longitude: -88.5467121 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Christmas Day Friday Saturday Sunday Monday
20% chance of on Tonight 20% chance of on Tuesday Cloudy on Wednesday Partly Sunny on Christmas Day Partly Sunny on Friday Mostly Cloudy on Saturday 20% chance of rain on Sunday Sunny on Monday
Low: 57 °F High: 65°F High: 66°F High: 70°F High: 71°F High: 72°F High: 54°F High: 37°F
Low: 54°F Low: 58°F Low: 61°F Low: 56°F Low: 45°F Low: 24°F  
Cloudy Cloudy Cloudy Partly Sunny Partly Sunny Mostly Cloudy Rain Sunny
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Current Conditions at
METROPOLIS MUNI ARP - (KM30)
57°
Cloudy
as of 10:15 PM CST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: MVFR
Wind Data
9 MPH
190° South
Cloud Level(s): Solid Overcast at 1500ft
Current Conditions at
PADUCAH - (KPAH)
57°
Cloudy
as of 9:53 PM CST
Rel. Humidity: 87%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
10 MPH
Gust: 18 MPH
210° Southwest
Cloud Level(s): Scattered at 1500ft, Broken at 2100ft, Solid Overcast at 3300ft
Current Conditions at
CAIRO - (KCIR)
57°
Cloudy
as of 10:15 PM CST
Rel. Humidity: 87%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: MVFR
Wind Data
6 MPH
220° Southwest
Cloud Level(s): Solid Overcast at 1700ft
Current Conditions at
MARION - (KMWA)
54°
Cloudy
as of 10:15 PM CST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: IFR
Wind Data
8 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 900ft
20% chance of Tonight Tonight... A chance of drizzle. Cloudy, with a temperature rising to around 57 by 3am. South southwest wind 6 to 9 mph.
20% chance of Tuesday Tuesday... A slight chance of drizzle before 9am, then a chance of drizzle after 2pm. Cloudy, with a high near 65. West southwest wind 5 to 7 mph becoming calm in the afternoon.
40% chance of rain Tuesday Night Tuesday Night... A 40 percent chance of showers. Cloudy, with a low around 54. Calm wind.
Cloudy on Wednesday Wednesday... Cloudy, with a high near 66. Calm wind becoming south around 6 mph in the afternoon.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 58. Southwest wind around 6 mph.
Partly Sunny on Christmas Day Christmas Day... Partly sunny, with a high near 70. Southwest wind 6 to 9 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 61. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Partly Sunny on Friday Friday... Partly sunny, with a high near 71. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 56. Southwest wind 3 to 6 mph.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 72. South southwest wind 5 to 10 mph, with gusts as high as 18 mph.
20% chance of rain Saturday Night Saturday Night... A chance of showers. Mostly cloudy, with a low around 45. South southwest wind 6 to 8 mph becoming west northwest after midnight.
20% chance of rain Sunday Sunday... A chance of showers. Mostly cloudy, with a high near 54. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 24. Northwest wind 5 to 7 mph.
Sunny on Monday Monday... Sunny, with a high near 37. Northwest wind around 6 mph.
Current Radar Image


Sun Almanac for Unionville, Illinois
Sunrise: 07:05 AM
Sunset: 4:41 PM
Civil Sunrise:06:36 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:03 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 05:31 AM
Astro Sunset: 6:15 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.