Galliano Weather Forecast

    • 65
    • 81

    Rain Showers Likely

    • 69
    • 81

    Mostly Cloudy

    • 71
    • 83

    Partly Sunny

    • 70
    • 83

    Partly Sunny

    • 70
    • 83

    Mostly Cloudy

    • 67
    • 82

    Chance Thunderstorms

Today 31 Mar Lower Lafourche

Showers likely with a chance of Thunderstorms in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Some Thunderstorms may be severe with damaging Winds and large hail. Highs around 80. Southwest Winds 10 to 15 Mph. Chance of rain 60 percent.

Tonight 31 Mar Lower Lafourche

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog in the evening. Patchy fog after midnight. Visibility one quarter mile or less at Times in the evening. Lows in the mid 60s. Southwest Winds 5 to 10 Mph, becoming northeast after midnight.

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Galliano Temperature Statistics

March Temperature

Galliano, South Lafourche Airport (1.9 miles)

  • Lowest 21 March, 2025

    35.2 °F

  • Average March

    64.9 °F

  • Highest 26 March, 2025

    81.5 °F

Climate (2020–Present)

Galliano, South Lafourche Airport (1.9 miles)

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  • Average Low 2020–2025

    64.3 °F

  • Average 2020–2025

    72.1 °F

  • Average High 2020–2025

    79.5 °F
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