Vernon, Illinois Weather
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Weather Forecast for Vernon, Illinois : Marion County
Issued: 2:21 am CDT Sep 16, 2025 Latitude: 38.8022697 Longitude: -89.0870086 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Clear on Overnight Sunny on Tuesday Sunny on Wednesday Sunny on Thursday 20% chance of on Friday 30% chance of thunderstorms on Saturday 30% chance of on Sunday 30% chance of thunderstorms on Monday
Low: 64°F High: 94°F High: 92°F High: 94°F High: 89°F High: 84°F High: 86°F High: 86°F
Low: 61°F Low: 61°F Low: 63°F Low: 63°F Low: 63°F Low: 64°F  
Clear Sunny Sunny Sunny Partly Sunny Thunderstorms Partly Sunny Thunderstorms
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Current Conditions at
SALEM-LECKRONE ARPT - (KSLO)
72°
Clear
as of 3:15 AM CDST
Rel. Humidity: 73%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CENTRALIA MUNICIPAL ARPT - (KENL)
64°
Clear
as of 3:15 AM CDST
Rel. Humidity: 82%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
68°
Clear
as of 3:15 AM CDST
Rel. Humidity: 77%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MT VERNON - (KMVN)
66°
Clear
as of 2:56 AM CDST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
5 MPH
010° North
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a low around 64. Light northeast wind.
Sunny on Tuesday Tuesday... Sunny, with a high near 94. Northeast wind 3 to 6 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 61. Northeast wind around 6 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 92. Light northeast wind.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 61. Calm wind.
Sunny on Thursday Thursday... Sunny, with a high near 94.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 63.
20% chance of Friday Friday... A 20 percent chance of showers after 1pm. Partly sunny, with a high near 89.
40% chance of thunderstorms Friday Night Friday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
30% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
20% chance of thunderstorms Saturday Night Saturday Night... A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
30% chance of Sunday Sunday... A 30 percent chance of showers. Partly sunny, with a high near 86.
30% chance of thunderstorms Sunday Night Sunday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Current Radar Image


Sun Almanac for Vernon, Illinois
Sunrise: 06:39 AM
Sunset: 7:03 PM
Civil Sunrise:06:13 AM
Civil Sunset: 7:29 PM
Nautical Sunrise: 05:41 AM
Nautical Sunset: 8:01 PM
Astro Sunrise: 05:09 AM
Astro Sunset: 8:33 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.