Saint Johns River - Sisters Creek Entrance Weather Forecast

    • 55
    • 75

    Partly Sunny

    • 55
    • 74

    Mostly Sunny

    • 56
    • 74

    Partly Sunny

    • 57
    • 75

    Mostly Sunny

    • 56
    • 75

    Partly Sunny

    • 37
    • 70

    Mostly Sunny

Today 24 Dec Coastal Duval

Patchy fog this morning. Sunny. Highs in the mid 70s. Northwest Winds 5 to 10 Mph.

Tonight 24 Dec Coastal Duval

Mostly clear in the Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 50s. South Winds around 5 Mph, becoming west after midnight.

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Saint Johns River - Sisters Creek Entrance Temperature Statistics

December Temperature

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

  • Lowest 16 December, 2025

    39 °F

  • Average December

    58 °F

  • Highest 5 December, 2025

    80.1 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    65.6 °F

  • Average 2020–2025

    72.7 °F

  • Average High 2020–2025

    80 °F
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