Fort George Island - Sisters Creek Weather Forecast

    • 76
    • 92

    Chance Thunderstorms

    • 76
    • 91

    Chance Thunderstorms

    • 76
    • 91

    Chance Thunderstorms

    • 77
    • 92

    Chance Thunderstorms

    • 76
    • 91

    Chance Thunderstorms

    • 76
    • 91

    Chance Thunderstorms

    • 76
    • 91

    Chance Thunderstorms

Today 16 Jun Coastal Duval

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the lower 90s. South Winds 10 to 15 Mph. Chance of rain 50 percent. Heat index Values up to 105.

Tonight 16 Jun Coastal Duval

Mostly cloudy. Showers and Thunderstorms likely in the evening. Lows in the mid 70s. South Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 60 percent.

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Fort George Island - Sisters Creek Temperature Statistics

June Temperature

Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)

  • Lowest 1 June, 2025

    68.6 °F

  • Average June

    85 °F

  • Highest 7 June, 2025

    97.6 °F

Climate (2020–Present)

Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)

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  • Average Low 2020–2025

    65.7 °F

  • Average 2020–2025

    72.6 °F

  • Average High 2020–2025

    80 °F
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