Castleton, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Saturday
    Sunny
    85°
    Forecast night icon
    Night
    Mostly Clear
    65°
    Saturday 5/18
    Day
    85°
    Sunny
    Forecast day icon
    Night
    65°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 80s. South winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the mid 60s. Southwest winds around 5 mph.
  • Forecast day icon
    Sunday
    Sunny
    87°
    Forecast night icon
    Night
    Partly Cloudy
    67°
    Sunday 5/19
    Day
    87°
    Sunny
    Forecast day icon
    Night
    67°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Northeast winds around 5 mph becoming southeast in the afternoon. Chance of rain 20 percent.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 60s. Southeast winds 5 to 10 mph.
  • Forecast day icon
    Monday
    70% Chance of Storms
    85°
    Forecast night icon
    Night
    70% Chance of Storms
    67°
    Monday 5/20
    Day
    85°
    70% Chance of Storms
    Forecast day icon
    Night
    67°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of thunderstorms. A chance of showers in the morning then showers likely in the afternoon. Highs in the mid 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
    Night Details
    A chance of thunderstorms. Showers likely mainly in the evening. Lows in the mid 60s. Chance of rain 70 percent.
  • Forecast day icon
    Tuesday
    60% Chance of Storms
    87°
    Forecast night icon
    Night
    70% Chance of Storms
    62°
    Tuesday 5/21
    Day
    87°
    60% Chance of Storms
    Forecast day icon
    Night
    62°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of thunderstorms. A chance of showers in the morning then showers likely in the afternoon. Highs in the upper 80s. Chance of rain 60 percent.
    Night Details
    A chance of thunderstorms. Showers likely mainly in the evening. Lows around 60. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    73°
    Forecast night icon
    Night
    40% Chance Rain Showers
    55°
    Wednesday 5/22
    Day
    73°
    40% Chance Rain Showers
    Forecast day icon
    Night
    55°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of showers. Highs in the mid 70s. Lows in the lower 50s. Chance of rain 40 percent.
    Night Details
    Partly cloudy. A chance of showers. Highs in the mid 70s. Lows in the lower 50s. Chance of rain 40 percent.
  • Forecast day icon
    Thursday
    Partly Cloudy
    75°
    Forecast night icon
    Night
    Partly Cloudy
    56°
    Thursday 5/23
    Day
    75°
    Partly Cloudy
    Forecast day icon
    Night
    56°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the mid 70s. Lows in the mid 50s.
    Night Details
    Partly cloudy. Highs in the mid 70s. Lows in the mid 50s.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    77°
    Forecast night icon
    Night
    50% Chance of Rain
    59°
    Friday 5/24
    Day
    77°
    40% Chance Rain Showers
    Forecast day icon
    Night
    59°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 59F. Dew point will be around 54F with an average humidity of 70%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Saturday
    40% Chance of Storms
    79°
    Forecast night icon
    Night
    50% Chance of Rain
    61°
    Saturday 5/25
    Day
    79°
    40% Chance of Storms
    Forecast day icon
    Night
    61°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a 50% chance for rain and thunderstorms. High temperature around 79F. Dew point will be around 60F with an average humidity of 70%. Winds will be 6 mph from the S.
    Night Details
    Partly cloudy with a 50% chance for rain and thunderstorms. Low temperature around 61F. Dew point will be around 60F with an average humidity of 77%. Winds will be 4 mph from the S.
  • Forecast day icon
    Sunday
    50% Chance of Rain
    79°
    Forecast night icon
    Night
    60% Chance of Rain
    61°
    Sunday 5/26
    Day
    79°
    50% Chance of Rain
    Forecast day icon
    Night
    61°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 45%. High temperature around 79F. Dew point will be around 62F with an average humidity of 70%. Winds will be 5 mph from the S.
    Night Details
    Clear with a chance of rain. Chance of precipitation 55%. Low temperature around 61F. Dew point will be around 61F with an average humidity of 78%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Monday
    30% Chance of Rain
    76°
    Forecast night icon
    Night
    40% Chance of Rain
    59°
    Monday 5/27
    Day
    76°
    30% Chance of Rain
    Forecast day icon
    Night
    59°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 76F. Dew point will be around 61F with an average humidity of 73%. Winds will be 1 mph from the SW.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 59F. Dew point will be around 59F with an average humidity of 79%. Winds will be 1 mph from the SW.