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Unionville, Illinois Weather Forecast
Unionville, Illinois Weather
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Weather Forecast for Unionville, Illinois : Massac County
Issued: 7:32 pm CST Dec 21, 2025 Latitude: 37.1222782 Longitude: -88.5467121 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday Sunday
Cloudy on Tonight 20% chance of rain on Monday 30% chance of rain on Tuesday Cloudy on Wednesday Partly Sunny on Christmas Day Mostly Sunny on Friday Mostly Cloudy on Saturday 10% chance of rain on Sunday
Low: 31°F High: 53°F High: 63°F High: 68°F High: 70°F High: 69°F High: 64°F High: 46°F
Low: 54 °F Low: 54°F Low: 57°F Low: 60°F Low: 50°F Low: 36°F  
Cloudy Rain Rain Cloudy Partly Sunny Mostly Sunny Mostly Cloudy Rain
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Current Conditions at
METROPOLIS MUNI ARP - (KM30)
36°
Clear
as of 7:15 PM CST
Rel. Humidity: 47%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.45 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PADUCAH - (KPAH)
39°
Clear
as of 6:53 PM CST
Rel. Humidity: 41%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.43 in.
Flight Rule: VFR
Wind Data
3 MPH
080° East
Cloud Level(s): Clear
Current Conditions at
CAIRO - (KCIR)
41°
Clear
as of 7:15 PM CST
Rel. Humidity: 44%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.45 in.
Flight Rule: VFR
Wind Data
8 MPH
070° East
Cloud Level(s): Clear
Current Conditions at
MARION - (KMWA)
28°
Clear
as of 7:15 PM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.46 in.
Flight Rule: VFR
Wind Data
3 MPH
070° East
Cloud Level(s): Clear
Cloudy on Tonight Tonight... Partly cloudy, with a low around 31. Calm wind.
20% chance of rain Monday Monday... A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 53. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 23 mph.
60% chance of rain Monday Night Monday Night... Showers likely, mainly between 9pm and midnight. Cloudy, with a temperature rising to around 54 by 3am. South wind 3 to 6 mph. Chance of precipitation is 60%.
30% chance of rain Tuesday Tuesday... A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 63. West southwest wind around 6 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 68. Calm wind becoming south southwest 5 to 8 mph in the morning.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 57. Southwest wind around 7 mph.
Partly Sunny on Christmas Day Christmas Day... Partly sunny, with a high near 70. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 60. Southwest wind around 8 mph.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 69. West southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 50. Southwest wind around 6 mph.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 64. South southwest wind 5 to 8 mph.
20% chance of rain Saturday Night Saturday Night... A chance of showers. Mostly cloudy, with a low around 36. South southwest wind around 6 mph becoming north northwest after midnight.
10% chance of rain Sunday Sunday... A slight chance of showers. Mostly cloudy, with a high near 46. North northwest wind 5 to 8 mph.
Current Radar Image


Sun Almanac for Unionville, Illinois
Sunrise: 07:04 AM
Sunset: 4:41 PM
Civil Sunrise:06:35 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:03 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:31 AM
Astro Sunset: 6:14 PM
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