St Marys Weather Forecast

    • 73
    • 86

    Rain Showers Likely

    • 74
    • 90

    Thunderstorms Likely

    • 75
    • 91

    Chance Thunderstorms

    • 77
    • 90

    Chance Thunderstorms

    • 76
    • 90

    Rain Showers Likely

    • 75
    • 87

    Chance Thunderstorms

Today 3 Aug Coastal Camden

Showers with a chance of Thunderstorms. Locally heavy rainfall possible. Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

Tonight 3 Aug Coastal Camden

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Real-Time

St Marys Temperature Statistics

August Temperature

Fernandina Beach Municipal Airport (11.8 miles)

  • Lowest 1 August, 2026

    77 °F

  • Average August

    81.1 °F

  • Highest 1 August, 2026

    91.4 °F

Climate (2021–2026)

Fernandina Beach Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    62.8 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    78.3 °F
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