Saint Charles, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Sunny
    55°
    Forecast night icon
    Night
    Mostly Clear
    35°
    Friday 4/19
    Day
    55°
    Sunny
    Forecast day icon
    Night
    35°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. High temperature around 55F. Dew point will be around 27F with an average humidity of 52%. Winds will be 11 mph from the W.
    Night Details
    Mostly clear. Patchy frost after midnight. Lows in the lower 30s. West winds 10 to 15 mph. Gusts up to 25 mph in the evening.
  • Forecast day icon
    Saturday
    Mostly Sunny
    48°
    Forecast night icon
    Night
    Partly Cloudy
    35°
    Saturday 4/20
    Day
    48°
    Mostly Sunny
    Forecast day icon
    Night
    35°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny in the morning then becoming mostly cloudy. Patchy frost in the morning. Highs around 50. Northwest winds 10 to 15 mph with gusts up to 30 mph.
    Night Details
    Partly cloudy in the evening then clearing. Areas of frost after midnight. Lows in the lower 30s. West winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    Sunny
    58°
    Forecast night icon
    Night
    Clear
    39°
    Sunday 4/21
    Day
    58°
    Sunny
    Forecast day icon
    Night
    39°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Areas of frost in the morning. Sunny. Highs in the upper 50s. West winds 10 to 15 mph.
    Night Details
    Clear. Areas of frost after midnight. Lows in the upper 30s. West winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Partly Cloudy
    64°
    Forecast night icon
    Night
    50% Chance Rain Showers
    51°
    Monday 4/22
    Day
    64°
    Partly Cloudy
    Forecast day icon
    Night
    51°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny in the morning then becoming partly cloudy. Highs in the mid 60s.
    Night Details
    Mostly cloudy with a 50 percent chance of showers. Lows around 50.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    64°
    Forecast night icon
    Night
    30% Chance Rain Showers
    39°
    Tuesday 4/23
    Day
    64°
    70% Chance of Storms
    Forecast day icon
    Night
    39°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly 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. Chance of precipitation 70 percent.
    Night Details
    Partly cloudy with a chance of showers in the evening then mostly clear after midnight. Lows in the upper 30s. Chance of precipitation 30 percent.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    54°
    Forecast night icon
    Night
    Mostly Clear
    34°
    Wednesday 4/24
    Day
    54°
    Mostly Sunny
    Forecast day icon
    Night
    34°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 50s.
    Night Details
    Mostly clear. Patchy frost after midnight. Lows in the lower 30s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    54°
    Forecast night icon
    Night
    30% Chance Rain Showers
    44°
    Thursday 4/25
    Day
    54°
    Mostly Sunny
    Forecast day icon
    Night
    44°
    30% Chance Rain Showers
    Forecast night icon
    Day Details
    Patchy frost in the morning. Mostly sunny. Highs around 60.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows in the lower 40s. Chance of precipitation 30 percent.
  • Forecast day icon
    Friday
    50% Chance Rain Showers
    58°
    Forecast night icon
    Night
    70% Chance of Rain
    49°
    Friday 4/26
    Day
    58°
    50% Chance Rain Showers
    Forecast day icon
    Night
    49°
    70% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy. A chance of showers. Highs in the mid 60s. Chance of precipitation 50 percent.
    Night Details
    Cloudy with probable rain. Chance of precipitation 70%. Low temperature around 49F. Dew point will be around 42F with an average humidity of 70%. Winds will be 9 mph from the E.
  • Forecast day icon
    Saturday
    60% Chance of Rain
    65°
    Forecast night icon
    Night
    60% Chance of Rain
    55°
    Saturday 4/27
    Day
    65°
    60% Chance of Rain
    Forecast day icon
    Night
    55°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 60%. High temperature around 65F. Dew point will be around 48F with an average humidity of 64%. Winds will be 8 mph from the SE.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 60%. Low temperature around 55F. Dew point will be around 50F with an average humidity of 73%. Winds will be 8 mph from the SE.
  • Forecast day icon
    Sunday
    60% Chance of Storms
    70°
    Forecast night icon
    Night
    60% Chance of Rain
    55°
    Sunday 4/28
    Day
    70°
    60% Chance of Storms
    Forecast day icon
    Night
    55°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a 60% chance for rain and thunderstorms. High temperature around 70F. Dew point will be around 53F with an average humidity of 64%. Winds will be 8 mph from the S.
    Night Details
    Partly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 55F. Dew point will be around 51F with an average humidity of 72%. Winds will be 4 mph from the S.