Saint Johns River - Sisters Creek Entrance Weather Forecast

    • 75
    • 91

    Thunderstorms Likely

    • 76
    • 92

    Chance Thunderstorms

    • 77
    • 93

    Slight Chance Thunderstorms

    • 77
    • 93

    Slight Chance Thunderstorms

    • 77
    • 93

    Chance Thunderstorms

    • 77
    • 93

    Chance Thunderstorms

Today 14 Jul Coastal Duval

Partly sunny with a chance of Showers and Thunderstorms in the Morning, then mostly cloudy with Showers and Thunderstorms likely in the afternoon. Highs around 90. West Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 14 Jul Coastal Duval

Mostly cloudy. Lows in the lower 70s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns River - Sisters Creek Entrance Temperature Statistics

July Temperature

Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)

  • Lowest 7 July, 2026

    75 °F

  • Average July

    83.6 °F

  • Highest 7 July, 2026

    95 °F

Climate (2021–2026)

Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)

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  • Average Low 2021–2026

    65.6 °F

  • Average 2021–2026

    72.7 °F

  • Average High 2021–2026

    80 °F
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