Grand Isle Weather Forecast

    • 72
    • 81

    Rain Showers Likely

    • 72
    • 82

    Chance Rain Showers

    • 73
    • 82

    Breezy

    • 73
    • 82

    Chance Rain Showers

    • 72
    • 82

    Chance Rain Showers

    • 72
    • 82

    Chance Rain Showers

Today 25 Oct Mainland Southern Brevard

Partly cloudy with Showers likely and a chance of Thunderstorms. Windy. Highs in the lower 80s. Northeast Winds 20 to 25 Mph with Gusts up to 40 Mph. Chance of rain 70 percent.

Tonight 25 Oct Mainland Southern Brevard

A slight chance of Thunderstorms in the late evening and early morning. Partly cloudy with a chance of Showers. Breezy. Lows in the lower 70s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

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Grand Isle Temperature Statistics

October Temperature

Cocoa - Patrick Air Force Base (6.2 miles)

  • Lowest 21 October, 2026

    67.3 °F

  • Average October

    80.5 °F

  • Highest 11 October, 2026

    91.4 °F

Climate (2021–2026)

Cocoa - Patrick Air Force Base (6.2 miles)

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  • Average Low 2021–2026

    70 °F

  • Average 2021–2026

    75.2 °F

  • Average High 2021–2026

    81.3 °F
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