Saint Charles Weather Forecast

    • 69
    • 82

    Rain Showers

    • 64
    • 80

    Rain Showers

    • 56
    • 78

    Rain Showers Likely

    • 63
    • 84

    Slight Chance Thunderstorms

    • 62
    • 83

    Chance Thunderstorms

    • 55
    • 78

    Chance Thunderstorms

Today 27 Apr St. Charles

Partly sunny with a slight chance of Showers and Thunderstorms. Not as cool with Highs around 80. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 20 percent.

Tonight 27 Apr St. Charles

Mostly cloudy. Lows in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Charles Temperature Statistics

April Temperature

St. Louis Lambert International Airport (6.2 miles)

  • Lowest 5 April, 2024

    35.7 °F

  • Average April

    60.6 °F

  • Highest 14 April, 2024

    89.7 °F

Climate (2019–Present)

St. Louis Lambert International Airport (6.2 miles)

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  • Average Low 2019–2024

    50 °F

  • Average 2019–2024

    59 °F

  • Average High 2019–2024

    68.2 °F
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