Mascoutah, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    40% Chance of Rain
    63°
    Friday 5/17
    Forecast night icon
    63°
    40% Chance of Rain
    Hourly
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 63F. Dew point will be around 63F with an average humidity of 89%. Winds will be 3 mph from the S.
  • Forecast day icon
    Saturday
    Sunny
    83°
    Forecast night icon
    Night
    Mostly Clear
    65°
    Saturday 5/18
    Day
    83°
    Sunny
    Forecast day icon
    Night
    65°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Patchy fog this morning. Sunny. Highs in the mid 80s. South winds around 5 mph.
    Night Details
    Mostly clear. Lows in the lower 60s. South winds around 5 mph.
  • Forecast day icon
    Sunday
    Sunny
    87°
    Forecast night icon
    Night
    Partly Cloudy
    68°
    Sunday 5/19
    Day
    87°
    Sunny
    Forecast day icon
    Night
    68°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s. South winds around 5 mph.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the upper 60s. Southeast winds around 5 mph.
  • Forecast day icon
    Monday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    40% Chance of Storms
    70°
    Monday 5/20
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    70°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
    Night Details
    Partly cloudy with a chance of showers and thunderstorms. Lows around 70. Chance of rain 40 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    89°
    Forecast night icon
    Night
    70% Chance of Storms
    70°
    Tuesday 5/21
    Day
    89°
    40% Chance of Storms
    Forecast day icon
    Night
    70°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.
    Night Details
    Showers and thunderstorms likely mainly in the evening. Lows in the upper 60s. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    79°
    Forecast night icon
    Night
    50% Chance of Storms
    61°
    Wednesday 5/22
    Day
    79°
    50% Chance of Storms
    Forecast day icon
    Night
    61°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Lows in the upper 50s. Chance of rain 50 percent.
    Night Details
    Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Lows in the upper 50s. Chance of rain 50 percent.
  • Forecast day icon
    Thursday
    Mostly Sunny
    79°
    Forecast night icon
    Night
    30% Chance of Storms
    62°
    Thursday 5/23
    Day
    79°
    Mostly Sunny
    Forecast day icon
    Night
    62°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 20 percent.
    Night Details
    Partly cloudy with a chance of showers. A chance of thunderstorms mainly in the evening. Lows in the lower 60s. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    40% Chance of Storms
    79°
    Forecast night icon
    Night
    40% Chance of Storms
    64°
    Friday 5/24
    Day
    79°
    40% Chance of Storms
    Forecast day icon
    Night
    64°
    40% Chance of Storms
    Forecast night icon
    Day Details
    Mostly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 61F with an average humidity of 77%. Winds will be 6 mph from the S.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    82°
    Forecast night icon
    Night
    50% Chance of Rain
    67°
    Saturday 5/25
    Day
    82°
    40% Chance of Rain
    Forecast day icon
    Night
    67°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 35% chance for rain and thunderstorms. High temperature around 82F. Dew point will be around 64F with an average humidity of 69%. Winds will be 7 mph from the S.
    Night Details
    Clear with a 45% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 65F with an average humidity of 79%. Winds will be 6 mph from the S.
  • Forecast day icon
    Sunday
    50% Chance of Rain
    82°
    Forecast night icon
    Night
    70% Chance of Rain
    67°
    Sunday 5/26
    Day
    82°
    50% Chance of Rain
    Forecast day icon
    Night
    67°
    70% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a 45% chance for rain and thunderstorms. High temperature around 82F. Dew point will be around 66F with an average humidity of 70%. Winds will be 7 mph from the S.
    Night Details
    Mostly clear with a 65% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 66F with an average humidity of 79%. Winds will be 4 mph from the S.
  • Forecast day icon
    Monday
    50% Chance of Rain
    81°
    Forecast night icon
    Night
    50% Chance of Rain
    66°
    Monday 5/27
    Day
    81°
    50% Chance of Rain
    Forecast day icon
    Night
    66°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a 50% chance for rain and thunderstorms. High temperature around 81F. Dew point will be around 65F with an average humidity of 70%. Winds will be 4 mph from the S.
    Night Details
    Clear with a 50% chance for rain and thunderstorms. Low temperature around 66F. Dew point will be around 65F with an average humidity of 80%. Winds will be 2 mph from the S.