Black Hammock Island Weather Forecast

    • 75
    • 87

    Slight Chance Thunderstorms

    • 78
    • 82

    Chance Thunderstorms

    • 76
    • 82

    Chance Thunderstorms

    • 76
    • 81

    Chance Thunderstorms

    • 74
    • 83

    Chance Thunderstorms

    • 71
    • 79

    Rain Showers

Today 30 Sep Coastal Duval

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. East Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 30 Sep Coastal Duval

Partly cloudy. Lows in the mid 70s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Hammock Island Temperature Statistics

September Temperature

Fernandina Beach Municipal Airport (6.2 miles)

  • Lowest 26 September, 2026

    60.8 °F

  • Average September

    79.4 °F

  • Highest 13 September, 2026

    91.4 °F

Climate (2021–2026)

Fernandina Beach Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    62.8 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    78.3 °F
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