Grand Isle Weather Forecast

    • 68
    • 83

    Mostly Sunny

    • 71
    • 83

    Partly Sunny

    • 71
    • 83

    Mostly Sunny

    • 70
    • 82

    Mostly Sunny

    • 69
    • 82

    Mostly Sunny

    • 71
    • 84

    Partly Sunny

Today 14 Oct Mainland Southern Brevard

Mostly sunny. Highs in the lower 80s. North Winds 10 to 15 Mph.

Tonight 14 Oct Mainland Southern Brevard

Mostly clear. Lows around 70. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Isle Temperature Statistics

October Temperature

Cocoa - Patrick Air Force Base (6.2 miles)

  • Lowest 11 October, 2025

    70.9 °F

  • Average October

    79.9 °F

  • Highest 1 October, 2025

    85.6 °F

Climate (2020–Present)

Cocoa - Patrick Air Force Base (6.2 miles)

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  • Average Low 2020–2025

    69.9 °F

  • Average 2020–2025

    75.1 °F

  • Average High 2020–2025

    81.2 °F
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