Saint Charles, Missouri | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Clear
    59°
    Tuesday 5/7
    Forecast night icon
    59°
    Clear
    Hourly
    Night Details
    Clear. Low temperature around 59F. Dew point will be around 52F with an average humidity of 62%. Winds will be 1 mph from the W.
  • Forecast day icon
    Wednesday
    80% Chance of Storms
    81°
    Forecast night icon
    Night
    70% Chance of Storms
    60°
    Wednesday 5/8
    Day
    81°
    80% Chance of Storms
    Forecast day icon
    Night
    60°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a slight chance of showers and thunderstorms this morning then mostly cloudy with showers with thunderstorms likely this afternoon. Locally heavy rainfall possible this morning. Highs around 80. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent.
    Night Details
    Mostly cloudy with showers and thunderstorms likely in the evening then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. South winds 10 to 15 mph becoming west after midnight. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    Mostly Sunny
    73°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Thursday 5/9
    Day
    73°
    Mostly Sunny
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s. West winds 15 to 20 mph with gusts up to 30 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph.
  • Forecast day icon
    Friday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    55°
    Friday 5/10
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    55°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 70. Northwest winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the lower 50s. Highs in the lower 70s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    73°
    Forecast night icon
    Night
    Mostly Clear
    52°
    Saturday 5/11
    Day
    73°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the lower 50s. Highs in the lower 70s.
    Night Details
    Mostly clear. Lows in the lower 50s. Highs in the lower 70s.
  • Forecast day icon
    Sunday
    Partly Cloudy
    81°
    Forecast night icon
    Night
    Partly Cloudy
    62°
    Sunday 5/12
    Day
    81°
    Partly Cloudy
    Forecast day icon
    Night
    62°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A slight chance of showers and thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 20 percent.
    Night Details
    Partly cloudy. A slight chance of showers and thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 20 percent.
  • Forecast day icon
    Monday
    40% Chance of Storms
    81°
    Forecast night icon
    Night
    40% Chance of Storms
    61°
    Monday 5/13
    Day
    81°
    40% Chance of Storms
    Forecast day icon
    Night
    61°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A slight chance of showers in the morning then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 40 percent.
    Night Details
    Partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs around 80. Chance of rain 40 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    80°
    Forecast night icon
    Night
    30% Chance of Rain
    63°
    Tuesday 5/14
    Day
    80°
    40% Chance of Storms
    Forecast day icon
    Night
    63°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs around 80. Chance of rain 40 percent.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 63F. Dew point will be around 58F with an average humidity of 73%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Wednesday
    50% Chance of Rain
    80°
    Forecast night icon
    Night
    50% Chance of Rain
    65°
    Wednesday 5/15
    Day
    80°
    50% Chance of Rain
    Forecast day icon
    Night
    65°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 50% chance for rain and thunderstorms. High temperature around 80F. Dew point will be around 62F with an average humidity of 66%. Winds will be 5 mph from the SE.
    Night Details
    Partly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 65F. Dew point will be around 62F with an average humidity of 76%. Winds will be 4 mph from the SE.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    80°
    Forecast night icon
    Night
    30% Chance of Rain
    64°
    Thursday 5/16
    Day
    80°
    40% Chance of Rain
    Forecast day icon
    Night
    64°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 35% chance for rain and thunderstorms. High temperature around 80F. Dew point will be around 62F with an average humidity of 66%. Winds will be 2 mph from the E.
    Night Details
    Mostly clear with a 25% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 60F with an average humidity of 74%. Winds will be 2 mph from the NE.