Nassau Sound - Simpson Creek Entrance Weather Forecast

    • 70
    • 78

    Rain Showers Likely

    • 65
    • 77

    Rain Showers

    • 63
    • 71

    Mostly Cloudy

    • 55
    • 72

    Partly Sunny

    • 52
    • 66

    Mostly Sunny

    • 53
    • 67

    Sunny

Today 26 Oct Coastal Duval

Partly sunny. A slight chance of Showers in the afternoon. Highs around 80. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 26 Oct Coastal Duval

Mostly cloudy. Lows in the upper 60s. East Winds 10 to 15 Mph.

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  • Temperature Real-Time

Nassau Sound - Simpson Creek Entrance Temperature Statistics

October Temperature

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

  • Lowest 23 October, 2025

    60.1 °F

  • Average October

    73.9 °F

  • Highest 7 October, 2025

    84.9 °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

    72.8 °F

  • Average High 2020–2025

    80.1 °F
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