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Unionville, Illinois Weather Forecast
Unionville, Illinois Weather
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Weather Forecast for Unionville, Illinois : Massac County
Issued: 8:46 pm CST Dec 8, 2025 Latitude: 37.1222782 Longitude: -88.5467121 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Increasing Clouds on Tonight Mostly Sunny on Tuesday Partly Sunny on Wednesday Mostly Cloudy on Thursday Partly Sunny on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday 20% chance of rain on Monday
Low: 26°F High: 48°F High: 52°F High: 41°F High: 45°F High: 32°F High: 34°F High: 43°F
Low: 40°F Low: 27°F Low: 29°F Low: 19°F Low: 19°F Low: 23°F  
Increasing Clouds Mostly Sunny Partly Sunny Mostly Cloudy Partly Sunny Mostly Sunny Mostly Sunny Rain
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Current Conditions at
METROPOLIS MUNI ARP - (KM30)
27°
Clear
as of 8:55 PM CST
Rel. Humidity: 73%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PADUCAH - (KPAH)
25°
Clear
as of 8:53 PM CST
Rel. Humidity: 79%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CAIRO - (KCIR)
27°
Clear
as of 8:55 PM CST
Rel. Humidity: 79%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 26. Calm wind becoming south southwest around 6 mph after midnight.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 48. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Increasing Clouds on Tuesday Night Tuesday Night... Increasing clouds, with a low around 40. South southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 52. Southwest wind 8 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.
Mostly Cloudy on Thursday Thursday... Mostly cloudy, with a high near 41. Calm wind becoming west southwest around 6 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 29. Calm wind becoming east around 5 mph after midnight.
Partly Sunny on Friday Friday... Partly sunny, with a high near 45. East wind 5 to 9 mph becoming west northwest in the morning.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 19. North northwest wind around 6 mph.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 32. North wind 3 to 6 mph.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 19. Calm wind.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 34. Calm wind becoming northeast around 6 mph.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 23. Light and variable wind.
20% chance of rain Monday Monday... A chance of showers. Mostly cloudy, with a high near 43. Light and variable wind becoming southeast around 6 mph in the morning.
Sun Almanac for Unionville, Illinois
Sunrise: 06:56 AM
Sunset: 4:37 PM
Civil Sunrise:06:27 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 05:54 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:23 AM
Astro Sunset: 6:10 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.