Medicant Island Weather Forecast

    • 68
    • 80

    Mostly Sunny

    • 71
    • 82

    Mostly Sunny

    • 71
    • 83

    Rain Showers Likely

    • 69
    • 80

    Rain Showers Likely

    • 68
    • 80

    Slight Chance Thunderstorms

    • 64
    • 81

    Mostly Sunny

Today 23 Oct Coastal Jefferson

Mostly sunny. Highs around 80. East Winds 5 to 10 Mph.

Tonight 23 Oct Coastal Jefferson

Partly cloudy in the Evening, then becoming mostly clear. Lows in the mid 60s. East Winds 5 to 10 Mph.

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Medicant Island Temperature Statistics

October Temperature

Galliano, South Lafourche Airport (17.4 miles)

  • Lowest 13 October, 2025

    54.5 °F

  • Average October

    76 °F

  • Highest 1 October, 2025

    89.2 °F

Climate (2020–Present)

Galliano, South Lafourche Airport (17.4 miles)

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  • Average Low 2020–2025

    64.4 °F

  • Average 2020–2025

    72.3 °F

  • Average High 2020–2025

    79.8 °F
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