Maple Island Conservation Area Weather Forecast

    • 47
    • 76

    Mostly Sunny

    • 51
    • 77

    Increasing Clouds

    • 56
    • 76

    Partly Sunny

    • 56
    • 78

    Rain Showers

    • 36
    • 67

    Mostly Cloudy

    • 32
    • 49

    Mostly Sunny

    • 48
    • 65

    Mostly Sunny

Today 11 Mar St. Charles

Sunny. Near steady temperature in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 11 Mar St. Charles

Mostly clear. Lows in the upper 40s. East Winds around 5 Mph, becoming south around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Maple Island Conservation Area Temperature Statistics

March Temperature

St. Louis Regional Airport (6.2 miles)

  • Lowest 2 March, 2025

    19 °F

  • Average March

    39.7 °F

  • Highest 7 March, 2025

    64.4 °F

Climate (2020–Present)

St. Louis Regional Airport (6.2 miles)

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  • Average Low 2020–2025

    45.8 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    65.7 °F
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