Grand Isle SPB Weather Forecast

    • 56
    • 65

    Sunny

    • 56
    • 64

    Sunny

    • 62
    • 67

    Mostly Sunny

    • 71
    • 75

    Partly Sunny

    • 69
    • 75

    Partly Sunny

    • 68
    • 74

    Partly Sunny

Today 21 Nov Coastal Jefferson

Sunny. Highs in the mid 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 Nov Coastal Jefferson

Clear. Lows in the upper 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Grand Isle SPB Temperature Statistics

November Temperature

Port Fourchon (17.4 miles)

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  • Average November

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Climate (2019–Present)

Port Fourchon (17.4 miles)

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  • Average Low 2019–2020

    68.8 °F

  • Average 2019–2020

    73 °F

  • Average High 2019–2020

    77 °F
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