St. Augustine Weather Forecast

    • 55
    • 70

    Partly Sunny

    • 45
    • 73

    Breezy

    • 48
    • 57

    Breezy

    • 52
    • 64

    Mostly Sunny

    • 57
    • 69

    Mostly Cloudy

    • 59
    • 73

    Partly Sunny

    • 58
    • 73

    Partly Sunny

Today 13 Dec Southeast Coastal St. Johns

Partly sunny. Highs in the lower 70s. East Winds around 5 Mph.

Tonight 13 Dec Southeast Coastal St. Johns

Partly cloudy. Lows in the mid 50s. Southeast Winds around 5 Mph, becoming southwest after midnight.

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St. Augustine Temperature Statistics

December Temperature

Northeast Florida Regional Airport (4.3 miles)

  • Lowest 4 December, 2025

    46.9 °F

  • Average December

    60.3 °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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