Saint Johns River Mouth Weather Forecast

    • 60
    • 69

    Sunny

    • 65
    • 69

    Mostly Sunny

    • 63
    • 73

    Mostly Sunny

    • 67
    • 73

    Mostly Sunny

    • 67
    • 75

    Partly Sunny

    • 66
    • 77

    Mostly Sunny

Today 3 Nov Coastal Duval

Sunny. Highs around 70. North Winds 10 to 15 Mph.

Tonight 3 Nov Coastal Duval

Clear. Lows in the lower 50s. North Winds 5 to 10 Mph.

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Saint Johns River Mouth Temperature Statistics

November Temperature

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

  • Lowest 1 November, 2025

    52 °F

  • Average November

    61.6 °F

  • Highest 1 November, 2025

    69.1 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    65.7 °F

  • Average 2020–2025

    72.7 °F

  • Average High 2020–2025

    80.1 °F
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