Nassau Sound - Simpson Creek Entrance Weather Forecast

    • 75
    • 84

    Chance Thunderstorms

    • 77
    • 89

    Chance Thunderstorms

    • 77
    • 90

    Chance Thunderstorms

    • 77
    • 90

    Chance Thunderstorms

    • 77
    • 89

    Chance Thunderstorms

    • 77
    • 90

    Thunderstorms Likely

    • 76
    • 90

    Thunderstorms Likely

Today 5 Jul Coastal Duval

Partly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 5 Jul Coastal Duval

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the mid 70s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nassau Sound - Simpson Creek Entrance Temperature Statistics

July Temperature

Mayport Naval Station - Adm David L. McDonald Field (6.2 miles)

  • Lowest 1 July, 2025

    77 °F

  • Average July

    83.9 °F

  • Highest 2 July, 2025

    93 °F

Climate (2020–Present)

Mayport Naval Station - Adm David L. McDonald Field (6.2 miles)

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  • Average Low 2020–2025

    65.8 °F

  • Average 2020–2025

    72.7 °F

  • Average High 2020–2025

    80.1 °F
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