Grafton, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Cloudy
    54°
    Monday 4/22
    Forecast night icon
    54°
    Mostly Cloudy
    Hourly
    Night Details
    Mostly cloudy and not as cool. Near steady temperature in the lower 50s. South winds 10 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    66°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Tuesday 4/23
    Day
    66°
    70% Chance of Storms
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy. A chance of showers in the morning then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Southwest winds 10 to 15 mph becoming west in the afternoon. Chance of rain 70 percent.
    Night Details
    Partly cloudy with a slight chance of showers in the evening then mostly clear after midnight. Lows in the mid 40s. West winds 5 to 10 mph becoming northwest after midnight. Chance of rain 20 percent.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Wednesday 4/24
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 60s. North winds 5 to 10 mph.
    Night Details
    Partly cloudy. Lows in the lower 40s. East winds 5 to 10 mph.
  • Forecast day icon
    Thursday
    Mostly Sunny
    70°
    Forecast night icon
    Night
    70% Chance of Storms
    55°
    Thursday 4/25
    Day
    70°
    Mostly Sunny
    Forecast day icon
    Night
    55°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 60s.
    Night Details
    Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening then showers likely with a chance of thunderstorms after midnight. Not as cool with lows in the mid 50s. Chance of rain 70 percent.
  • Forecast day icon
    Friday
    Thunderstorms
    76°
    Forecast night icon
    Night
    80% Chance of Storms
    66°
    Friday 4/26
    Day
    76°
    Thunderstorms
    Forecast day icon
    Night
    66°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A chance of thunderstorms. Showers breezy with highs in the mid 70s. Chance of rain 90 percent.
    Night Details
    A chance of thunderstorms. Showers breezy with lows in the mid 60s. Chance of rain 80 percent.
  • Forecast day icon
    Saturday
    60% Chance of Storms
    82°
    Forecast night icon
    Night
    70% Chance of Storms
    68°
    Saturday 4/27
    Day
    82°
    60% Chance of Storms
    Forecast day icon
    Night
    68°
    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. Breezy with highs in the lower 80s. Chance of rain 60 percent.
    Night Details
    Showers likely with a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Chance of rain 70 percent.
  • Forecast day icon
    Sunday
    70% Chance of Storms
    76°
    Forecast night icon
    Night
    70% Chance of Storms
    61°
    Sunday 4/28
    Day
    76°
    70% Chance of Storms
    Forecast day icon
    Night
    61°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Chance of rain 70 percent.
    Night Details
    A chance of thunderstorms. Showers likely mainly in the evening. Locally heavy rainfall possible after midnight. Lows around 60. Chance of rain 70 percent.
  • Forecast day icon
    Monday
    50% Chance of Storms
    76°
    Forecast night icon
    Night
    30% Chance of Rain
    58°
    Monday 4/29
    Day
    76°
    50% Chance of Storms
    Forecast day icon
    Night
    58°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Chance of rain 50 percent.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 58F. Dew point will be around 53F with an average humidity of 72%. Winds will be 4 mph from the S.
  • Forecast day icon
    Tuesday
    Sunny
    76°
    Forecast night icon
    Night
    Clear
    59°
    Tuesday 4/30
    Day
    76°
    Sunny
    Forecast day icon
    Night
    59°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 76F. Dew point will be around 53F with an average humidity of 57%. Winds will be 5 mph from the SW.
    Night Details
    Clear. Low temperature around 59F. Dew point will be around 53F with an average humidity of 67%. Winds will be 4 mph from the S.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    76°
    Forecast night icon
    Night
    30% Chance of Rain
    60°
    Wednesday 5/1
    Day
    76°
    30% Chance of Rain
    Forecast day icon
    Night
    60°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 76F. Dew point will be around 53F with an average humidity of 56%. Winds will be 6 mph from the S.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 60F. Dew point will be around 55F with an average humidity of 69%. Winds will be 6 mph from the S.