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Vernon, IL Weather Forecast

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Vernon, IL Weather Forecast

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Vernon IL weather - Light Rain - 73°F
Light Rain
73°F
Updated 1:28 am
Feels Like 65°F
Humidity 89%
Wind N/A N/A mph
Barometer  29.95 in
Dew Point 70°F
Vernon IL weather - Light Rain - 23°C
Light Rain
23°C
Updated 1:28 am
Feels Like 18°C
Humidity 89%
Wind N/A 0 km/h
Barometer  101.4 kPa
Dew Point 21°C
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Vernon Weather Forecast

OVERNIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY THURSDAY FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY
Vernon, IL Weather - Overnight Chance Of T-Storm Vernon, IL Weather - Monday Chance Of T-Storm Vernon, IL Weather - Monday Night Partly Cloudy Vernon, IL Weather - Tuesday Partly Sunny Vernon, IL Weather - Tuesday Night Partly Cloudy Vernon, IL Weather - Wednesday Partly Cloudy Vernon, IL Weather - Thursday Partly Cloudy Vernon, IL Weather - Friday Partly Cloudy Vernon, IL Weather - Friday Night Chance Of Showers Vernon, IL Weather - Saturday Chance Of Showers Vernon, IL Weather - Saturday Night Partly Cloudy Vernon, IL Weather - Sunday Partly Cloudy
Chance of T-Storm Chance of T-Storm Partly Cloudy Partly Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Chance of Showers Chance of Showers Partly Cloudy Partly Cloudy
Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
 Lo: 60°FLo: 16°C Hi: 75°FHi: 24°C
 Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C		 Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C		 Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C		 Hi: 79°FHi: 26°C
Lo: 55°FLo: 13°C		 Hi: 79°FHi: 26°C
Lo: 55°FLo: 13°C		 Hi: 81°FHi: 27°C
Lo: 55°FLo: 13°C		 Hi: 81°FHi: 27°C
Lo: 55°FLo: 13°C
POP: 70% POP: 40% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 1153 PM CDT Sun Sep 20 2026 Vernon, IL Weather - WeatherWorld.com

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Issued: 1043 PM CDT Sun Sep 20 2026

Key Messages

  • A cold front will move through the region tonight bringing showers and thunderstorms to the area.
  • Starting Tuesday, seasonably cool temperatures and dry conditions are forecast for the remainder of the work week.

Aviation

/00Z TAFS THROUGH 06Z TUESDAY/... Issued at 1036 PM CDT Sun Sep 20 2026

Showers and a few thunderstorms will continue to affect the St. Louis area metro terminals through 07-09Z and COU/JEF through 07Z. Heavier showers and thunderstorms will have the potential to reduc...