St. Augustine Beach Weather Forecast

    • 48
    • 71

    Breezy

    • 51
    • 56

    Breezy

    • 56
    • 63

    Partly Sunny

    • 61
    • 68

    Mostly Cloudy

    • 62
    • 71

    Mostly Cloudy

    • 59
    • 70

    Partly Sunny

    • 62
    • 71

    Partly Sunny

Today 14 Dec Southeast Coastal St. Johns

Mostly sunny. Highs in the mid 70s. Temperature falling to around 70. Northwest Winds 15 to 20 Mph.

Tonight 14 Dec Southeast Coastal St. Johns

Partly cloudy this Evening, then clearing. Windy with Lows in the mid 40s. North Winds 20 to 30 Mph with Gusts up to 40 Mph.

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St. Augustine Beach Temperature Statistics

December Temperature

Northeast Florida Regional Airport (8.1 miles)

  • Lowest 12 December, 2025

    46.4 °F

  • Average December

    60 °F

  • Highest 2 December, 2025

    81 °F

Climate (2020–Present)

Northeast Florida Regional Airport (8.1 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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