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Unionville, Illinois Weather Forecast
Unionville, Illinois Weather
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Weather Forecast for Unionville, Illinois : Massac County
Issued: 5:36 am CST Dec 26, 2025 Latitude: 37.1222782 Longitude: -88.5467121 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday New Year's Day
Mostly Cloudy on Today Morning Fog on Tonight Morning Fog on Saturday 40% chance of rain on Sunday Mostly Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Partly Sunny on New Year's Day
High: 70°F Low: 51°F High: 69°F High: 72°F High: 33°F High: 35°F High: 43°F High: 37°F
Low: 63°F Low: 30°F Low: 19°F Low: 24°F Low: 24°F  
Mostly Cloudy Morning Fog Morning Fog Rain Mostly Sunny Sunny Mostly Sunny Partly Sunny
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Current Conditions at
METROPOLIS MUNI ARP - (KM30)
64°
Cloudy
as of 5:55 AM CST
Rel. Humidity: 88%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Broken at 1700ft, Solid Overcast at 2200ft
Current Conditions at
PADUCAH - (KPAH)
64°
Cloudy
as of 5:53 AM CST
Rel. Humidity: 88%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: MVFR
Wind Data
7 MPH
220° Southwest
Cloud Level(s): Solid Overcast at 2100ft
Current Conditions at
CAIRO - (KCIR)
64°
Cloudy
as of 5:55 AM CST
Rel. Humidity: 93%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: MVFR
Wind Data
10 MPH
Gust: 17 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 1200ft
Current Conditions at
MARION - (KMWA)
63°
Cloudy
as of 5:55 AM CST
Rel. Humidity: 93%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: MVFR
Wind Data
13 MPH
Gust: 17 MPH
200° South
Cloud Level(s): Solid Overcast at 1500ft
Mostly Cloudy on Today Today... Mostly cloudy, with a high near 70. West southwest wind 5 to 13 mph, with gusts as high as 21 mph.
Morning Fog on Tonight Tonight... Patchy fog after 2am. Otherwise, partly cloudy, with a low around 51. Light and variable wind.
Morning Fog on Saturday Saturday... Areas of fog before 9am. Otherwise, partly sunny, with a high near 69. Calm wind becoming south southeast around 6 mph in the afternoon.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 63. South southwest wind around 6 mph.
40% chance of rain Sunday Sunday... A 40 percent chance of showers after noon. Mostly cloudy, with a high near 72. South southwest wind 7 to 15 mph, with gusts as high as 22 mph.
90% chance of rain & snow Sunday Night Sunday Night... Rain showers before 3am, then rain and snow showers likely. Low around 30. Southwest wind around 11 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 33. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 19. Northwest wind 3 to 8 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 35. Light and variable wind becoming west northwest around 6 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 24. Light west southwest wind.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 43. Calm wind becoming west around 6 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 24. Light northwest wind.
Partly Sunny on New Year's Day New Year's Day... Partly sunny, with a high near 37. Light and variable wind becoming west around 6 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
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.