Mayport Weather Forecast

    • 79
    • 90

    Chance Thunderstorms

    • 79
    • 91

    Thunderstorms

    • 80
    • 93

    Thunderstorms Likely

    • 79
    • 93

    Chance Thunderstorms

    • 80
    • 95

    Chance Thunderstorms

    • 81
    • 97

    Chance Thunderstorms

Today 22 Jul Coastal Duval

Mostly sunny. A slight chance of Showers and Thunderstorms late this Morning, then Showers and Thunderstorms likely this afternoon. Highs in the mid 90s. West Winds around 5 Mph, becoming north this afternoon. Chance of rain 70 percent. Heat index Values up to 109.

Tonight 22 Jul Coastal Duval

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly this evening. Lows in the upper 70s. South Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mayport Temperature Statistics

July Temperature

Mayport Naval Station - Adm David L. McDonald Field (0 miles)

  • Lowest 11 July, 2025

    75.7 °F

  • Average July

    86.3 °F

  • Highest 11 July, 2025

    99.6 °F

Climate (2020–Present)

Mayport Naval Station - Adm David L. McDonald Field (0 miles)

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  • Average Low 2020–2025

    65.8 °F

  • Average 2020–2025

    72.7 °F

  • Average High 2020–2025

    80.1 °F
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