Fort George River - Sisters Creek Entrance Weather Forecast

    • 45
    • 73

    Becoming Sunny

    • 49
    • 65

    Mostly Sunny

    • 53
    • 66

    Mostly Sunny

    • 57
    • 65

    Mostly Cloudy

    • 53
    • 69

    Mostly Sunny

    • 53
    • 69

    Mostly Sunny

    • 53
    • 71

    Mostly Sunny

Today 19 Dec Coastal Duval

Sunny. Highs in the mid 70s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 19 Dec Coastal Duval

Clear. Much cooler with Lows in the mid 40s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort George River - Sisters Creek Entrance Temperature Statistics

December Temperature

Mayport Naval Station - Adm David L. McDonald Field (3.7 miles)

  • Lowest 16 December, 2025

    39 °F

  • Average December

    57.3 °F

  • Highest 5 December, 2025

    80.1 °F

Climate (2020–Present)

Mayport Naval Station - Adm David L. McDonald Field (3.7 miles)

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  • Average Low 2020–2025

    65.6 °F

  • Average 2020–2025

    72.7 °F

  • Average High 2020–2025

    80 °F
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