Atlantic Beach Weather Forecast

    • 64
    • 76

    Mostly Sunny

    • 69
    • 83

    Mostly Sunny

    • 72
    • 85

    Mostly Sunny

    • 74
    • 85

    Mostly Sunny

    • 76
    • 84

    Partly Sunny

    • 77
    • 84

    Chance Thunderstorms

Today 26 Sep Coastal Duval

Sunny. Highs in the upper 70s. North Winds 5 to 10 Mph.

Tonight 26 Sep Coastal Duval

Mostly clear. Lows around 60. Northeast Winds 5 to 10 Mph, becoming west after midnight.

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  • Temperature Real-Time

Atlantic Beach Temperature Statistics

September Temperature

Mayport Naval Station - Adm David L. McDonald Field (4.3 miles)

  • Lowest 11 September, 2026

    78.1 °F

  • Average September

    83.3 °F

  • Highest 10 September, 2026

    90 °F

Climate (2021–2026)

Mayport Naval Station - Adm David L. McDonald Field (4.3 miles)

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  • Average Low 2021–2026

    65.6 °F

  • Average 2021–2026

    72.7 °F

  • Average High 2021–2026

    80 °F
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