Rattlesnake Cove - St. George Island Weather Forecast

    • 79
    • 86

    Chance Thunderstorms

    • 80
    • 85

    Rain Showers Likely

    • 80
    • 85

    Rain Showers Likely

    • 80
    • 85

    Thunderstorms Likely

    • 80
    • 85

    Chance Thunderstorms

    • 80
    • 86

    Chance Thunderstorms

Today 7 Sep Coastal Franklin

Mostly sunny. A slight chance of Showers and Thunderstorms late this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. Northwest Winds around 5 Mph, becoming southeast this afternoon. Chance of rain 50 percent. Heat index Values up to 105.

Tonight 7 Sep Coastal Franklin

Mostly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Humid with Lows in the mid 70s. Southwest Winds around 5 Mph, becoming northeast after midnight. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rattlesnake Cove - St. George Island Temperature Statistics

September Temperature

Apalachicola, Apalachicola (13.7 miles)

  • Lowest 1 September, 2026

    75 °F

  • Average September

    81.1 °F

  • Highest 2 September, 2026

    90 °F

Climate (2021–2026)

Apalachicola, Apalachicola (13.7 miles)

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  • Average Low 2021–2026

    62 °F

  • Average 2021–2026

    70.1 °F

  • Average High 2021–2026

    78 °F
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