Saint Charles, Missouri | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Sunny
    62°
    Forecast night icon
    Night
    Partly Cloudy
    43°
    Friday 4/19
    Day
    62°
    Sunny
    Forecast day icon
    Night
    43°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    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 clear. Lows in the lower 40s. North winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Mostly Sunny
    60°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Saturday 4/20
    Day
    60°
    Mostly Sunny
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 60. Northwest winds 10 to 15 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s. North winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    Sunny
    63°
    Forecast night icon
    Night
    Clear
    42°
    Sunday 4/21
    Day
    63°
    Sunny
    Forecast day icon
    Night
    42°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 60s. Northwest winds 5 to 10 mph.
    Night Details
    Clear. Lows in the upper 30s.
  • Forecast day icon
    Monday
    Sunny
    71°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Monday 4/22
    Day
    71°
    Sunny
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 60s.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a slight chance of showers after midnight. Not as cool with lows in the lower 50s. Chance of rain 20 percent.
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    73°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Tuesday 4/23
    Day
    73°
    50% Chance of Storms
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly clear after midnight. Lows in the mid 40s. Chance of rain 20 percent.
  • Forecast day icon
    Wednesday
    Sunny
    64°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Wednesday 4/24
    Day
    64°
    Sunny
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 60s.
    Night Details
    Partly cloudy. A slight chance of showers after midnight. Lows in the lower 40s. Chance of rain 20 percent.
  • Forecast day icon
    Thursday
    50% Chance Rain Showers
    63°
    Forecast night icon
    Night
    50% Chance of Rain
    54°
    Thursday 4/25
    Day
    63°
    50% Chance Rain Showers
    Forecast day icon
    Night
    54°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a 50 percent chance of showers. Highs in the mid 60s.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 54F. Dew point will be around 46F with an average humidity of 68%. Winds will be 7 mph from the SE.
  • Forecast day icon
    Friday
    60% Chance of Storms
    68°
    Forecast night icon
    Night
    70% Chance of Storms
    60°
    Friday 4/26
    Day
    68°
    60% Chance of Storms
    Forecast day icon
    Night
    60°
    70% Chance of Storms
    Forecast night icon
    Day Details
    Cloudy with a 60% chance for rain and thunderstorms. High temperature around 68F. Dew point will be around 52F with an average humidity of 65%. Winds will be 9 mph from the SE.
    Night Details
    Cloudy with a 65% chance for rain and thunderstorms. Low temperature around 60F. Dew point will be around 54F with an average humidity of 73%. Winds will be 7 mph from the SE.
  • Forecast day icon
    Saturday
    70% Chance of Storms
    76°
    Forecast night icon
    Night
    70% Chance of Storms
    63°
    Saturday 4/27
    Day
    76°
    70% Chance of Storms
    Forecast day icon
    Night
    63°
    70% Chance of Storms
    Forecast night icon
    Day Details
    Cloudy with a 65% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 58F with an average humidity of 66%. Winds will be 9 mph from the S.
    Night Details
    Partly cloudy with a 70% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 58F with an average humidity of 70%. Winds will be 8 mph from the S.
  • Forecast day icon
    Sunday
    60% Chance of Storms
    78°
    Forecast night icon
    Night
    50% Chance of Rain
    61°
    Sunday 4/28
    Day
    78°
    60% Chance of Storms
    Forecast day icon
    Night
    61°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 60% chance for rain and thunderstorms. High temperature around 78F. Dew point will be around 58F with an average humidity of 60%. Winds will be 9 mph from the S.
    Night Details
    Mostly clear with a 50% chance for rain and thunderstorms. Low temperature around 61F. Dew point will be around 56F with an average humidity of 68%. Winds will be 6 mph from the S.