Grand Harbor Weather Forecast

    • 75
    • 84

    Rain Showers

    • 75
    • 86

    Chance Thunderstorms

    • 75
    • 86

    Chance Thunderstorms

    • 75
    • 87

    Chance Thunderstorms

    • 75
    • 86

    Rain Showers Likely

    • 74
    • 84

    Rain Showers Likely

Today 25 May Coastal Bay

Showers likely. A chance of Thunderstorms this Morning, then Thunderstorms likely this afternoon. Highs in the mid 80s. Southeast Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 25 May Coastal Bay

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the lower 70s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Harbor Temperature Statistics

May Temperature

Tyndall Air Force Base (11.8 miles)

  • Lowest 4 May, 2026

    57.4 °F

  • Average May

    73.7 °F

  • Highest 18 May, 2026

    86.4 °F

Climate (2021–Present)

Tyndall Air Force Base (11.8 miles)

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  • Average Low 2021–2026

    62.6 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    78 °F
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