Maple Island Conservation Area Weather Forecast

    • 49
    • 78

    Mostly Sunny

    • 49
    • 77

    Partly Sunny

    • 51
    • 79

    Mostly Cloudy

    • 51
    • 79

    Mostly Cloudy

    • 50
    • 74

    Mostly Cloudy

    • 49
    • 75

    Partly Sunny

Today 23 Oct St. Charles

Sunny. Highs in the upper 70s. Southeast Winds around 5 Mph.

Tonight 23 Oct St. Charles

Mostly clear. Lows in the upper 40s. Southeast Winds around 5 Mph.

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  • Temperature Real-Time

Maple Island Conservation Area Temperature Statistics

October Temperature

St. Louis Regional Airport (6.2 miles)

  • Lowest 18 October, 2026

    36 °F

  • Average October

    60.6 °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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