Mount Vernon, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Thursday
    40% Chance of Storms
    82°
    Forecast night icon
    Night
    Thunderstorms
    49°
    Thursday 4/18
    Day
    82°
    40% Chance of Storms
    Forecast day icon
    Night
    49°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers and thunderstorms this afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph increasing to south 15 to 20 mph this afternoon. Chance of rain 40 percent.
    Night Details
    Showers with thunderstorms likely in the evening then a chance of showers and thunderstorms after midnight. Locally heavy rainfall possible in the evening. Lows in the upper 40s. Southwest winds 10 to 15 mph becoming northwest with gusts up to 25 mph after midnight. Chance of rain near 100 percent.
  • Forecast day icon
    Friday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Friday 4/19
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Much cooler with highs in the lower 60s. North winds 10 to 15 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Mostly Sunny
    61°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Saturday 4/20
    Day
    61°
    Mostly Sunny
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 60s. North winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s.
  • Forecast day icon
    Sunday
    Partly Sunny
    59°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Sunday 4/21
    Day
    59°
    Partly Sunny
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then clearing. Highs around 60.
    Night Details
    Mostly clear. Lows in the upper 30s. Highs in the mid 60s.
  • Forecast day icon
    Monday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    51°
    Monday 4/22
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the upper 30s. Highs in the mid 60s.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    40% Chance Rain Showers
    64°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Tuesday 4/23
    Day
    64°
    40% Chance Rain Showers
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the mid 40s.
  • Forecast day icon
    Wednesday
    Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Wednesday 4/24
    Day
    67°
    Sunny
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Day Details
    Sunny. Highs in the upper 60s.
    Night Details
    Partly cloudy. Low temperature around 52F. Dew point will be around 46F with an average humidity of 72%. Winds will be 5 mph from the S.
  • Forecast day icon
    Thursday
    30% Chance of Rain
    71°
    Forecast night icon
    Night
    40% Chance of Rain
    56°
    Thursday 4/25
    Day
    71°
    30% Chance of Rain
    Forecast day icon
    Night
    56°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 71F. Dew point will be around 54F with an average humidity of 66%. Winds will be 6 mph from the S.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 56F. Dew point will be around 53F with an average humidity of 74%. Winds will be 6 mph from the SW.
  • Forecast day icon
    Friday
    40% Chance of Rain
    72°
    Forecast night icon
    Night
    50% Chance of Rain
    55°
    Friday 4/26
    Day
    72°
    40% Chance of Rain
    Forecast day icon
    Night
    55°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 72F. Dew point will be around 53F with an average humidity of 63%. Winds will be 6 mph from the SW.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 50%. Low temperature around 55F. Dew point will be around 51F with an average humidity of 72%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Saturday
    50% Chance of Rain
    72°
    Forecast night icon
    Night
    50% Chance of Rain
    54°
    Saturday 4/27
    Day
    72°
    50% Chance of Rain
    Forecast day icon
    Night
    54°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 72F. Dew point will be around 52F with an average humidity of 61%. Winds will be 4 mph from the SW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 54F. Dew point will be around 51F with an average humidity of 72%. Winds will be 2 mph from the SW.