Saint Johns River - Sisters Creek Entrance Weather Forecast

    • 70
    • 86

    Increasing Clouds

    • 69
    • 80

    Chance Thunderstorms

    • 65
    • 79

    Mostly Sunny

    • 65
    • 81

    Mostly Sunny

    • 67
    • 84

    Partly Sunny

    • 66
    • 88

    Slight Chance Thunderstorms

Today 27 Apr Coastal Duval

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs around 90. West Winds around 5 Mph, becoming northeast 10 to 15 Mph this afternoon. Chance of rain 20 percent.

Tonight 27 Apr Coastal Duval

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the upper 60s. East Winds 10 to 15 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Johns River - Sisters Creek Entrance Temperature Statistics

April Temperature

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

  • Lowest 17 April, 2025

    55.7 °F

  • Average April

    75.4 °F

  • Highest 7 April, 2025

    95.6 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    65.5 °F

  • Average 2020–2025

    72.4 °F

  • Average High 2020–2025

    79.8 °F
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