Maple Island Conservation Area Weather Forecast

    • 60
    • 91

    Increasing Clouds

    • 58
    • 83

    Mostly Cloudy

    • 60
    • 84

    Mostly Sunny

    • 68
    • 94

    Mostly Sunny

    • 63
    • 91

    Partly Sunny

    • 64
    • 85

    Chance Rain Showers

Today 9 Oct St. Charles

Patchy fog this morning. Sunny. Highs in the upper 80s. South Winds 5 to 10 Mph.

Tonight 9 Oct St. Charles

Clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Maple Island Conservation Area Temperature Statistics

October Temperature

St. Louis Regional Airport (6.2 miles)

  • Lowest 6 October, 2026

    43.2 °F

  • Average October

    61.3 °F

  • Highest 1 October, 2026

    89.6 °F

Climate (2021–2026)

St. Louis Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    66.7 °F
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