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Unionville, Illinois Weather Forecast
Unionville, Illinois Weather
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Click for Hazardous Weather Outlook for Unionville, Illinois
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Weather Forecast for Unionville, Illinois : Massac County
Issued: 3:16 am CST Dec 2, 2025 Latitude: 37.1222782 Longitude: -88.5467121 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Mostly Cloudy on Overnight Mostly Sunny on Tuesday Sunny on Wednesday Partly Sunny on Thursday Partly Sunny on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Mostly Sunny on Monday
Low: 25°F High: 35°F High: 42°F High: 32°F High: 38°F High: 43°F High: 41°F High: 40°F
Low: 20°F Low: 23°F Low: 19°F Low: 24°F Low: 26°F Low: 24°F  
Mostly Cloudy Mostly Sunny Sunny Partly Sunny Partly Sunny Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
METROPOLIS MUNI ARP - (KM30)
30°
Feels like 21°F
Cloudy
as of 3:35 AM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
9 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 1100ft
Current Conditions at
PADUCAH - (KPAH)
30°
Cloudy
as of 2:53 AM CST
Rel. Humidity: 92%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
6 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 1200ft
Current Conditions at
CAIRO - (KCIR)
32°
Feels like 23°F
Cloudy
as of 3:15 AM CST
Rel. Humidity: 80%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
12 MPH
340° North
Cloud Level(s): Broken at 1200ft, Broken at 2600ft, Solid Overcast at 7500ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 25. North northwest wind 3 to 5 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 35. North northwest wind around 6 mph becoming calm in the afternoon.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 20. Calm wind.
Sunny on Wednesday Wednesday... Sunny, with a high near 42. Calm wind becoming south southwest around 6 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 23. Calm wind becoming north 5 to 7 mph after midnight.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 32. North wind 3 to 7 mph.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 19. Calm wind.
Partly Sunny on Friday Friday... Partly sunny, with a high near 38. Calm wind.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 24. Calm wind.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 43. Calm wind becoming west southwest around 5 mph.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 26. Calm wind.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 41. Calm wind becoming north northeast around 6 mph in the morning.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 24. Light north wind.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 40. Light and variable wind.
Sun Almanac for Unionville, Illinois
Sunrise: 06:51 AM
Sunset: 4:37 PM
Civil Sunrise:06:22 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 05:50 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:18 AM
Astro Sunset: 6:09 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.