Three Sisters Island Weather Forecast

    • 73
    • 84

    Thunderstorms Likely

    • 74
    • 86

    Thunderstorms Likely

    • 74
    • 86

    Chance Thunderstorms

    • 74
    • 87

    Thunderstorms Likely

    • 75
    • 87

    Chance Thunderstorms

    • 75
    • 88

    Chance Thunderstorms

Today 5 Aug Forsyth

Mostly sunny. A chance of Showers and Thunderstorms in the Morning, then Showers and Thunderstorms likely in the afternoon. Highs in the mid 80s. Light southeast Winds. Chance of rain 70 percent.

Tonight 5 Aug Forsyth

Partly cloudy with a 20 percent chance of Showers. Near steady temperature around 70. Light east Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Three Sisters Island Temperature Statistics

August Temperature

Gainesville, Gilmer Memorial Airport (9.9 miles)

  • Lowest 1 August, 2026

    71.1 °F

  • Average August

    77.7 °F

  • Highest 2 August, 2026

    87.1 °F

Climate (2021–2026)

Gainesville, Gilmer Memorial Airport (9.9 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    72.7 °F
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