Bethalto, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Partly Sunny
    68°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Friday 5/10
    Day
    68°
    Partly Sunny
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy this morning then becoming partly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Sunny
    71°
    Forecast night icon
    Night
    Mostly Clear
    52°
    Saturday 5/11
    Day
    71°
    Sunny
    Forecast day icon
    Night
    52°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Mostly clear. Lows in the lower 50s. Northwest winds 5 to 10 mph becoming southwest after midnight.
  • Forecast day icon
    Sunday
    Sunny
    77°
    Forecast night icon
    Night
    Partly Cloudy
    59°
    Sunday 5/12
    Day
    77°
    Sunny
    Forecast day icon
    Night
    59°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s. South winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. Chance of rain 20 percent.
  • Forecast day icon
    Monday
    Thunderstorms
    74°
    Forecast night icon
    Night
    70% Chance of Storms
    60°
    Monday 5/13
    Day
    74°
    Thunderstorms
    Forecast day icon
    Night
    60°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning then showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 90 percent.
    Night Details
    A chance of thunderstorms. Showers likely mainly in the evening. Lows in the upper 50s. Chance of rain 70 percent.
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    67°
    Forecast night icon
    Night
    Partly Cloudy
    56°
    Tuesday 5/14
    Day
    67°
    50% Chance of Storms
    Forecast day icon
    Night
    56°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning then a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 50s. Chance of rain 20 percent.
  • Forecast day icon
    Wednesday
    30% Chance Rain Showers
    73°
    Forecast night icon
    Night
    40% Chance of Storms
    59°
    Wednesday 5/15
    Day
    73°
    30% Chance Rain Showers
    Forecast day icon
    Night
    59°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. Lows around 60. Chance of rain 40 percent.
  • Forecast day icon
    Thursday
    50% Chance of Storms
    69°
    Forecast night icon
    Night
    50% Chance of Rain
    57°
    Thursday 5/16
    Day
    69°
    50% Chance of Storms
    Forecast day icon
    Night
    57°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 50 percent.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 57F. Dew point will be around 59F with an average humidity of 93%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Friday
    40% Chance of Rain
    66°
    Forecast night icon
    Night
    30% Chance of Rain
    54°
    Friday 5/17
    Day
    66°
    40% Chance of Rain
    Forecast day icon
    Night
    54°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 66F. Dew point will be around 54F with an average humidity of 72%. Winds will be 8 mph from the NW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 54F. Dew point will be around 51F with an average humidity of 80%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Saturday
    Sunny
    70°
    Forecast night icon
    Night
    Clear
    54°
    Saturday 5/18
    Day
    70°
    Sunny
    Forecast day icon
    Night
    54°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 70F. Dew point will be around 54F with an average humidity of 68%. Winds will be 6 mph from the W.
    Night Details
    Clear. Low temperature around 54F. Dew point will be around 53F with an average humidity of 80%. Winds will be 3 mph from the NW.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    71°
    Forecast night icon
    Night
    30% Chance of Rain
    55°
    Sunday 5/19
    Day
    71°
    30% Chance of Rain
    Forecast day icon
    Night
    55°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 71F. Dew point will be around 53F with an average humidity of 64%. Winds will be 4 mph from the W.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 55F. Dew point will be around 53F with an average humidity of 79%. Winds will be 1 mph from the W.