Seminole Beach Weather Forecast

    • 51
    • 62

    Mostly Sunny

    • 54
    • 65

    Mostly Sunny

    • 58
    • 66

    Partly Sunny

    • 54
    • 70

    Mostly Sunny

    • 55
    • 70

    Partly Sunny

    • 55
    • 70

    Mostly Sunny

    • 56
    • 72

    Partly Sunny

Today 20 Dec Coastal Duval

Sunny. Highs in the mid 60s. Northeast Winds around 5 Mph.

Tonight 20 Dec Coastal Duval

Clear this Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northeast Winds 5 to 10 Mph, becoming north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seminole Beach Temperature Statistics

December Temperature

Mayport Naval Station - Adm David L. McDonald Field (1.2 miles)

  • Lowest 16 December, 2025

    39 °F

  • Average December

    57.7 °F

  • Highest 5 December, 2025

    80.1 °F

Climate (2020–Present)

Mayport Naval Station - Adm David L. McDonald Field (1.2 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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