St. Charles Airport Weather Forecast

    • 73
    • 91

    Mostly Sunny

    • 72
    • 89

    Mostly Sunny

    • 73
    • 89

    Mostly Sunny

    • 74
    • 89

    Mostly Sunny

    • 74
    • 90

    Partly Sunny

    • 74
    • 89

    Slight Chance Thunderstorms

Today 16 Sep St. Charles

Sunny. Highs around 90. East Winds around 5 Mph.

Tonight 16 Sep St. Charles

Partly cloudy. Near steady temperature in the mid 70s. South Winds around 5 Mph.

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St. Charles Airport Temperature Statistics

September Temperature

New Orleans, New Orleans International Airport (3.1 miles)

  • Lowest 3 September, 2025

    72 °F

  • Average September

    83.2 °F

  • Highest 12 September, 2025

    95 °F

Climate (2020–Present)

New Orleans, New Orleans International Airport (3.1 miles)

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  • Average Low 2020–2025

    64.6 °F

  • Average 2020–2025

    72 °F

  • Average High 2020–2025

    80.1 °F
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