Saint Johns River - Julington Creek Weather Forecast

    • 43
    • 61

    Sunny

    • 49
    • 68

    Mostly Sunny

    • 53
    • 70

    Mostly Sunny

    • 50
    • 72

    Partly Sunny

    • 48
    • 58

    Partly Sunny

    • 54
    • 64

    Mostly Cloudy

Today 11 Dec South Central Duval

Sunny. Highs around 60. Northwest Winds 5 to 10 Mph.

Tonight 11 Dec South Central Duval

Mostly clear. Lows in the mid 40s. West Winds 10 to 15 Mph.

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Saint Johns River - Julington Creek Temperature Statistics

December Temperature

Jacksonville Naval Air Station (7.5 miles)

  • Lowest 4 December, 2025

    48 °F

  • Average December

    60.9 °F

  • Highest 5 December, 2025

    79 °F

Climate (2020–Present)

Jacksonville Naval Air Station (7.5 miles)

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  • Average Low 2020–2025

    64.9 °F

  • Average 2020–2025

    72.5 °F

  • Average High 2020–2025

    81 °F
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