Charleston Harbor - Patriots Point Weather Forecast

    • 75
    • 85

    Rain Showers

    • 76
    • 83

    Rain Showers

    • 78
    • 86

    Chance Thunderstorms

    • 80
    • 91

    Mostly Sunny

    • 80
    • 92

    Slight Chance Thunderstorms

    • 80
    • 90

    Chance Thunderstorms

Today 13 Jul Charleston

Partly sunny in the Morning, then mostly cloudy with a chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. Northwest Winds around 5 Mph, becoming south in the afternoon. Chance of rain 50 percent.

Tonight 13 Jul Charleston

Showers with Thunderstorms likely in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Lows in the lower 70s. South Winds 5 to 10 Mph. Chance of rain 90 percent.

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Charleston Harbor - Patriots Point Temperature Statistics

July Temperature

Charleston Executive Airport (8.1 miles)

  • Lowest 2 July, 2026

    71.6 °F

  • Average July

    84.2 °F

  • Highest 8 July, 2026

    95 °F

Climate (2021–2026)

Charleston Executive Airport (8.1 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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