Mount Vernon, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    70% Chance of Storms
    74°
    Forecast night icon
    Night
    60% Chance of Storms
    60°
    Monday 5/13
    Day
    74°
    70% Chance of Storms
    Forecast day icon
    Night
    60°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a slight chance of showers and thunderstorms this morning then mostly cloudy with showers likely with a chance of thunderstorms this afternoon. Highs in the mid 70s. South winds 10 to 15 mph. Chance of rain 70 percent.
    Night Details
    Showers likely with a chance of thunderstorms. Lows in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 60 percent.
  • Forecast day icon
    Tuesday
    Thunderstorms
    71°
    Forecast night icon
    Night
    40% Chance of Storms
    57°
    Tuesday 5/14
    Day
    71°
    Thunderstorms
    Forecast day icon
    Night
    57°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a chance of thunderstorms in the morning then showers with thunderstorms likely in the afternoon. Highs in the mid 70s. Southeast winds around 5 mph. Chance of rain near 100 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 50s. North winds 5 to 10 mph. Chance of rain 40 percent.
  • Forecast day icon
    Wednesday
    Partly Sunny
    73°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Wednesday 5/15
    Day
    73°
    Partly Sunny
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 70s. North winds around 10 mph.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Thursday
    50% Chance of Storms
    76°
    Forecast night icon
    Night
    50% Chance of Storms
    61°
    Thursday 5/16
    Day
    76°
    50% Chance of Storms
    Forecast day icon
    Night
    61°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers and thunderstorms. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 50 percent.
  • Forecast day icon
    Friday
    50% Chance of Storms
    79°
    Forecast night icon
    Night
    50% Chance of Storms
    58°
    Friday 5/17
    Day
    79°
    50% Chance of Storms
    Forecast day icon
    Night
    58°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of showers and thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 50 percent.
    Night Details
    Partly cloudy. A chance of showers and thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    30% Chance Rain Showers
    82°
    Forecast night icon
    Night
    30% Chance Rain Showers
    61°
    Saturday 5/18
    Day
    82°
    30% Chance Rain Showers
    Forecast day icon
    Night
    61°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. A 30 percent chance of showers. Highs in the lower 80s. Lows in the lower 60s.
    Night Details
    Mostly clear. A 30 percent chance of showers. Highs in the lower 80s. Lows in the lower 60s.
  • Forecast day icon
    Sunday
    40% Chance Rain Showers
    84°
    Forecast night icon
    Night
    30% Chance of Rain
    62°
    Sunday 5/19
    Day
    84°
    40% Chance Rain Showers
    Forecast day icon
    Night
    62°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 62F. Dew point will be around 64F with an average humidity of 86%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Monday
    30% Chance of Rain
    82°
    Forecast night icon
    Night
    30% Chance of Rain
    63°
    Monday 5/20
    Day
    82°
    30% Chance of Rain
    Forecast day icon
    Night
    63°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 82F. Dew point will be around 65F with an average humidity of 70%. Winds will be 5 mph from the SW.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 63F. Dew point will be around 65F with an average humidity of 88%. Winds will be 4 mph from the S.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    76°
    Forecast night icon
    Night
    40% Chance of Rain
    58°
    Tuesday 5/21
    Day
    76°
    40% Chance of Rain
    Forecast day icon
    Night
    58°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a 40% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 64F with an average humidity of 76%. Winds will be 5 mph from the W.
    Night Details
    Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 58F. Dew point will be around 60F with an average humidity of 87%. Winds will be 3 mph from the W.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    75°
    Forecast night icon
    Night
    40% Chance of Rain
    58°
    Wednesday 5/22
    Day
    75°
    30% Chance of Rain
    Forecast day icon
    Night
    58°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 75F. Dew point will be around 60F with an average humidity of 72%. Winds will be 2 mph from the NW.
    Night Details
    Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 58F. Dew point will be around 59F with an average humidity of 88%. Winds will be 1 mph from the SE.