Anastasia Island Weather Forecast

    • 66
    • 78

    Partly Sunny

    • 67
    • 80

    Mostly Sunny

    • 65
    • 78

    Mostly Sunny

    • 66
    • 79

    Mostly Sunny

    • 66
    • 83

    Partly Sunny

    • 65
    • 81

    Mostly Sunny

Today 15 Oct Southeast Coastal St. Johns

Mostly sunny. A slight chance of Sprinkles this afternoon. Highs in the upper 70s. North Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 15 Oct Southeast Coastal St. Johns

Mostly clear. Lows in the upper 60s. North Winds 15 to 20 Mph.

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Anastasia Island Temperature Statistics

October Temperature

Northeast Florida Regional Airport (9.9 miles)

  • Lowest 1 October, 2025

    73.4 °F
  • Average October

    78.6 °F
  • Highest 6 October, 2025

    82.4 °F

Climate (2020–Present)

Northeast Florida Regional Airport (9.9 miles)

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  • Average Low 2020–2025

    63.8 °F
  • Average 2020–2025

    70.8 °F
  • Average High 2020–2025

    78 °F
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