Folly River - Long Island Weather Forecast

    • 78
    • 93

    Rain Showers

    • 77
    • 88

    Rain Showers

    • 79
    • 87

    Chance Thunderstorms

    • 80
    • 89

    Slight Chance Thunderstorms

    • 81
    • 91

    Slight Chance Thunderstorms

    • 82
    • 91

    Chance Thunderstorms

Today 12 Jul Charleston

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s. Heat index Values up to 112. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 12 Jul Charleston

Partly cloudy. Lows in the upper 70s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

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Folly River - Long Island Temperature Statistics

July Temperature

Charleston Executive Airport (5 miles)

  • Lowest 2 July, 2026

    71.6 °F

  • Average July

    84.3 °F

  • Highest 8 July, 2026

    95 °F

Climate (2021–2026)

Charleston Executive Airport (5 miles)

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  • Average Low 2021–2026

    58.9 °F

  • Average 2021–2026

    67.3 °F

  • Average High 2021–2026

    76.1 °F
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