Matanzas River Mouth (St Augustine Inlet) Weather Forecast

    • 59
    • 69

    Mostly Sunny

    • 59
    • 70

    Mostly Sunny

    • 59
    • 70

    Mostly Sunny

    • 62
    • 73

    Partly Sunny

    • 62
    • 72

    Partly Sunny

    • 47
    • 72

    Windy

    • 43
    • 53

    Mostly Sunny

Today 24 Dec Southeast Coastal St. Johns

Sunny. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 24 Dec Southeast Coastal St. Johns

Mostly clear. Patchy fog after midnight. Lows in the mid 50s. East Winds around 5 Mph, becoming west after midnight.

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Matanzas River Mouth (St Augustine Inlet) Temperature Statistics

December Temperature

Northeast Florida Regional Airport (4.3 miles)

  • Lowest 16 December, 2025

    43 °F

  • Average December

    59.6 °F

  • Highest 2 December, 2025

    81 °F

Climate (2020–Present)

Northeast Florida Regional Airport (4.3 miles)

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  • Average Low 2020–2025

    63.6 °F

  • Average 2020–2025

    70.7 °F

  • Average High 2020–2025

    77.9 °F
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