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Unionville, Illinois Weather Forecast
Unionville, Illinois Weather
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Weather Forecast for Unionville, Illinois : Massac County
Issued: 5:06 pm CST Jan 1, 2026 Latitude: 37.1222782 Longitude: -88.5467121 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Increasing Clouds on Tonight 20% chance of rain on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday 20% chance of rain on Thursday
Low: 32°F High: 44°F High: 44°F High: 44°F High: 56°F High: 62°F High: 59°F High: 60°F
Low: 33°F Low: 26°F Low: 31°F Low: 45°F Low: 45°F Low: 46°F  
Increasing Clouds Rain Mostly Cloudy Mostly Sunny Sunny Partly Sunny Mostly Cloudy Rain
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Current Conditions at
METROPOLIS MUNI ARP - (KM30)
43°
Clear
as of 5:55 PM CST
Rel. Humidity: 65%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PADUCAH - (KPAH)
45°
Clear
as of 5:53 PM CST
Rel. Humidity: 65%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CAIRO - (KCIR)
45°
Clear
as of 5:55 PM CST
Rel. Humidity: 70%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MARION - (KMWA)
36°
Clear
as of 5:45 PM CST
Rel. Humidity: 86%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
7 MPH
010° North
Cloud Level(s): Clear
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 32. Calm wind.
20% chance of rain Friday Friday... A 20 percent chance of showers after 5pm. Cloudy, with a high near 44. Calm wind becoming east northeast around 5 mph.
40% chance of rain Friday Night Friday Night... A 40 percent chance of showers, mainly before midnight. Cloudy, with a low around 33. Light northeast wind.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, then gradually becoming sunny, with a high near 44. North wind 3 to 5 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 26. Calm wind.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 44. Calm wind.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 31. Light and variable wind.
Sunny on Monday Monday... Sunny, with a high near 56. Light south wind becoming southwest 5 to 9 mph in the morning.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 45. South wind around 6 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 62. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
10% chance of rain Tuesday Night Tuesday Night... A slight chance of showers. Mostly cloudy, with a low around 45. Southwest wind around 5 mph becoming calm in the evening.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 59. Light and variable wind.
20% chance of rain Wednesday Night Wednesday Night... A chance of showers. Mostly cloudy, with a low around 46. Light southeast wind.
20% chance of rain Thursday Thursday... A chance of showers. Mostly cloudy, with a high near 60. South southeast wind 3 to 7 mph.
Current Radar Image


Sun Almanac for Unionville, Illinois
Sunrise: 07:08 AM
Sunset: 4:48 PM
Civil Sunrise:06:39 AM
Civil Sunset: 5:17 PM
Nautical Sunrise: 06:06 AM
Nautical Sunset: 5:49 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:21 PM
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