Neptune Beach Weather Forecast

    • 78
    • 84

    Increasing Clouds

    • 78
    • 84

    Partly Sunny

    • 78
    • 83

    Partly Sunny

    • 78
    • 84

    Chance Rain Showers

    • 78
    • 82

    Rain Showers Likely

    • 78
    • 83

    Rain Showers

Today 21 Aug Coastal Duval

Partly cloudy. Highs around 90. Southeast Winds 5 Mph increasing to 10 to 15 Mph in the afternoon. Heat index Readings 98 to 102.

Tonight 21 Aug Coastal Duval

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

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Neptune Beach Temperature Statistics

August Temperature

Mayport, Mayport Naval Station, Adm David L. McDonald Field (5.6 miles)

  • Lowest 19 August, 2019

    73 °F
  • Average August

    81.9 °F
  • Highest 9 August, 2019

    95 °F

Climate (2010–Present)

Mayport, Mayport Naval Station, Adm David L. McDonald Field (5.6 miles)

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  • Average Low 2010–Present

    64.6 °F
  • Average 2010–Present

    71 °F
  • Average High 2010–Present

    78.3 °F
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