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Mount Vernon, Indiana Weather Forecast
Mount Vernon, Indiana Weather
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Weather Forecast for Mount Vernon, Indiana : Posey County
Issued: 8:33 pm CST Jan 8, 2026 Latitude: 37.9322662 Longitude: -87.8950267 View on Google Maps

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Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
90% chance of thunderstorms on Tonight Mostly Cloudy on Friday 30% chance of rain on Saturday Sunny on Sunday Sunny on Monday Partly Sunny on Tuesday 10% chance of rain on Wednesday Partly Sunny on Thursday
Low: 64°F High: 51 °F High: 49°F High: 35°F High: 45°F High: 52°F High: 44°F High: 36°F
Low: 44°F Low: 26°F Low: 23°F Low: 33°F Low: 36°F Low: 26°F  
Thunderstorms Mostly Cloudy Rain Sunny Sunny Partly Sunny Rain Partly Sunny
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Current Conditions at
HENDERSON CITY - (KEHR)
66°
Cloudy
as of 9:56 PM CST
Rel. Humidity: 72%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.73 in.
Flight Rule: MVFR
Wind Data
21 MPH
Gust: 28 MPH
180° South
Cloud Level(s): Broken at 2900ft, Solid Overcast at 4800ft
Current Conditions at
EVANSVILLE - (KEVV)
66°
Cloudy
as of 9:54 PM CST
Rel. Humidity: 72%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.73 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 30 MPH
180° South
Cloud Level(s): Scattered at 3000ft, Broken at 4100ft, Solid Overcast at 5000ft
Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
68°
Cloudy
as of 9:55 PM CST
Rel. Humidity: 72%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.69 in.
Flight Rule: MVFR
Wind Data
20 MPH
Gust: 25 MPH
200° South
Cloud Level(s): Broken at 3000ft, Broken at 3900ft, Solid Overcast at 4700ft
Current Conditions at
OWENSBORO - (KOWB)
66°
Cloudy
as of 10:03 PM CST
Rel. Humidity: 72%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: MVFR
Wind Data
20 MPH
Gust: 29 MPH
190° South
Cloud Level(s): Solid Overcast at 2800ft
90% chance of thunderstorms Tonight Tonight... Showers and possibly a thunderstorm before 3am, then a slight chance of showers between 3am and 4am. Some of the storms could produce heavy rainfall. Steady temperature around 64. Breezy, with a south wind 16 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a temperature falling to around 51 by 5pm. West southwest wind 6 to 15 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
40% chance of rain Friday Night Friday Night... A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 44. North northeast wind around 5 mph becoming calm in the evening.
30% chance of rain Saturday Saturday... A 30 percent chance of showers before noon. Cloudy through mid morning, then gradual clearing, with a high near 49. Light northwest wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 26. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Sunny on Sunday Sunday... Sunny, with a high near 35. West northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 23. West northwest wind around 5 mph becoming calm in the evening.
Sunny on Monday Monday... Sunny, with a high near 45. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 33. South southwest wind around 8 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 52. South southwest wind 7 to 11 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 36. West southwest wind 7 to 9 mph.
10% chance of rain Wednesday Wednesday... A slight chance of showers. Mostly cloudy, with a high near 44. West wind 7 to 10 mph becoming north northwest in the afternoon.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 26. North northwest wind around 7 mph.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 36. Northwest wind 6 to 8 mph.
Current Radar Image


Sun Almanac for Mount Vernon, Indiana
Sunrise: 07:08 AM
Sunset: 4:49 PM
Civil Sunrise:06:39 AM
Civil Sunset: 5:18 PM
Nautical Sunrise: 06:06 AM
Nautical Sunset: 5:51 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:23 PM
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