Maple Island Conservation Area Weather Forecast

    • 51
    • 77

    Mostly Cloudy

    • 53
    • 77

    Mostly Cloudy

    • 55
    • 79

    Mostly Sunny

    • 57
    • 84

    Partly Sunny

    • 59
    • 83

    Mostly Cloudy

    • 60
    • 77

    Rain Showers Likely

Today 26 Oct St. Charles

Partly sunny. Highs in the upper 70s. Southwest Winds around 5 Mph.

Tonight 26 Oct St. Charles

Partly cloudy. Lows in the lower 50s. South Winds around 5 Mph.

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Maple Island Conservation Area Temperature Statistics

October Temperature

St. Louis Regional Airport (6.2 miles)

  • Lowest 18 October, 2026

    36 °F

  • Average October

    59.7 °F

  • Highest 12 October, 2026

    91.4 °F

Climate (2021–2026)

St. Louis Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    46.5 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    66.7 °F
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