Neptune Beach Weather Forecast

    • 41
    • 76

    Chance Rain Showers

    • 46
    • 52

    Increasing Clouds

    • 50
    • 54

    Partly Sunny

    • 51
    • 58

    Mostly Sunny

    • 55
    • 63

    Mostly Sunny

    • 59
    • 71

    Mostly Sunny

    • 60
    • 73

    Mostly Sunny

Today 16 Mar Coastal Duval

Showers with a chance of Thunderstorms. Some Thunderstorms may produce damaging Winds, large Hail, heavy Rainfall, and Tornadoes. Highs in the lower 80s. Southwest Winds around 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 16 Mar Coastal Duval

Mostly cloudy this Evening, then clearing. Much cooler with Lows in the upper 30s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Neptune Beach Temperature Statistics

March Temperature

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

  • Lowest 2 March, 2026

    51.1 °F

  • Average March

    65.6 °F

  • Highest 10 March, 2026

    82 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    65.6 °F

  • Average 2021–2026

    72.6 °F

  • Average High 2021–2026

    80 °F
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