Bird Key Weather Forecast

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    • 89

    Chance Thunderstorms

    • 80
    • 85

    Thunderstorms Likely

    • 80
    • 83

    Rain Showers

    • 80
    • 84

    Chance Thunderstorms

    • 81
    • 84

    Chance Thunderstorms

    • 81
    • 86

    Chance Thunderstorms

Today 21 Jul Charleston

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the upper 90s. Heat index Values up to 112. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 21 Jul Charleston

Mostly cloudy in the Evening, then becoming partly cloudy. A chance of Showers and Thunderstorms. Lows in the upper 70s. Heat index Values up to 108 early in the evening. Southwest Winds 5 to 10 Mph, becoming west after midnight. Chance of rain 40 percent.

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Bird Key Temperature Statistics

July Temperature

Charleston Executive Airport (4.3 miles)

  • Lowest 11 July, 2025

    71.6 °F

  • Average July

    81.8 °F

  • Highest 8 July, 2025

    93.2 °F

Climate (2020–Present)

Charleston Executive Airport (4.3 miles)

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  • Average Low 2020–2025

    59.1 °F

  • Average 2020–2025

    67.4 °F

  • Average High 2020–2025

    76.1 °F
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