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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 pm CST Dec 26, 2025 Latitude: 37.1222782 Longitude: -88.5467121 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday New Year's Day Friday
Morning Fog on Tonight Morning Fog on Saturday 30% chance of thunderstorms on Sunday Sunny on Monday Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on New Year's Day 10% chance of rain on Friday
Low: 51°F High: 69°F High: 71°F High: 30°F High: 35°F High: 44°F High: 35°F High: 34°F
Low: 61°F Low: 28°F Low: 19°F Low: 24°F Low: 24°F Low: 17°F  
Morning Fog Morning Fog Thunderstorms Sunny Sunny Partly Sunny Mostly Sunny Rain
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Current Conditions at
METROPOLIS MUNI ARP - (KM30)
61°
Clear
Mist
as of 5:55 PM CST
Rel. Humidity: 93%
Dew Point: 59°F
Visibility: 5 Miles
Pressure: 29.87 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PADUCAH - (KPAH)
61°
Clear
as of 5:53 PM CST
Rel. Humidity: 100%
Dew Point: 61°F
Visibility: 8 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CAIRO - (KCIR)
64°
Clear
as of 5:55 PM CST
Rel. Humidity: 88%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MARION - (KMWA)
64°
Partly Cloudy
as of 5:45 PM CST
Rel. Humidity: 82%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 15000ft
Morning Fog on Tonight Tonight... Patchy fog after 2am. Otherwise, increasing clouds, with a low around 51. Light and variable wind.
Morning Fog on Saturday Saturday... Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 69. Calm wind becoming southeast around 6 mph in the morning.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 61. South southwest wind 3 to 6 mph.
30% chance of thunderstorms Sunday Sunday... A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 71. South southwest wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
90% chance of rain & snow Sunday Night Sunday Night... Rain showers before 3am, then rain and snow showers likely. Some thunder is also possible. Low around 28. South southwest wind around 11 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Sunny on Monday Monday... Sunny, with a high near 30. West northwest wind 9 to 14 mph, with gusts as high as 23 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 19. Northwest wind 5 to 7 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 35. Northwest wind 3 to 6 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 24. Light west southwest wind.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 44. West wind 3 to 7 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 24. Light northwest wind.
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 35. North northwest wind 3 to 6 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 17. Calm wind.
10% chance of rain Friday Friday... A slight chance of showers. Sunny, with a high near 34. Calm wind becoming northeast around 5 mph.
Current Radar Image


Sun Almanac for Unionville, Illinois
Sunrise: 07:06 AM
Sunset: 4:44 PM
Civil Sunrise:06:37 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 06:05 AM
Nautical Sunset: 5:45 PM
Astro Sunrise: 05:33 AM
Astro Sunset: 6:17 PM
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