Maple Island Conservation Area Weather Forecast

    • 15
    • 28

    Flurries

    • 31
    • 34

    Chance Snow

    • 43
    • 64

    Partly Sunny

    • 46
    • 73

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 50
    • 78

    Mostly Sunny

    • 40
    • 72

    Partly Sunny

Today 16 Mar St. Charles

Mostly cloudy with a chance of Flurries. Breezy and much cooler. Near steady temperature in the upper 20s. Northwest Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 16 Mar St. Charles

Mostly cloudy with scattered Flurries this Evening, then mostly clear after midnight. Lows around 15. Northwest Winds 15 to 20 Mph. Gusts up to 35 Mph this evening. Wind chill Values as low as 2 above.

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Maple Island Conservation Area Temperature Statistics

March Temperature

St. Louis Regional Airport (6.2 miles)

  • Lowest 1 March, 2026

    26.6 °F

  • Average March

    49.6 °F

  • Highest 10 March, 2026

    82.4 °F

Climate (2021–Present)

St. Louis Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    66.5 °F
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