Nassau Sound Weather Forecast

    • 71
    • 83

    Sunny

    • 70
    • 83

    Mostly Sunny

    • 73
    • 84

    Mostly Sunny

    • 75
    • 85

    Mostly Sunny

    • 76
    • 83

    Mostly Sunny

    • 74
    • 82

    Slight Chance Thunderstorms

    • 72
    • 81

    Mostly Sunny

Today 27 Sep Coastal Duval

Sunny. Highs in the mid 80s. East Winds 10 to 15 Mph.

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Nassau Sound Temperature Statistics

September Temperature

Mayport Naval Station - Adm David L. McDonald Field (6.8 miles)

  • Lowest 23 September, 2021

    68 °F

  • Average September

    79.8 °F

  • Highest 6 September, 2021

    90 °F

Climate (2010–Present)

Mayport Naval Station - Adm David L. McDonald Field (6.8 miles)

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  • Average Low 2010–Present

    65.2 °F

  • Average 2010–Present

    71.4 °F

  • Average High 2010–Present

    78.6 °F
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