Charleston Harbor - Patriots Point Weather Forecast

    • 58
    • 70

    Increasing Clouds

    • 60
    • 66

    Mostly Cloudy

    • 38
    • 68

    Partly Sunny

    • 35
    • 49

    Mostly Sunny

    • 40
    • 50

    Mostly Sunny

    • 40
    • 53

    Partly Sunny

    • 40
    • 53

    Mostly Cloudy

Today 27 Dec Charleston

Sunny. Highs in the upper 70s, except in the lower 70s near the coast. Northwest Winds around 5 Mph.

Tonight 27 Dec Charleston

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the mid 50s. East Winds around 5 Mph.

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Charleston Harbor - Patriots Point Temperature Statistics

December Temperature

Charleston Executive Airport (8.1 miles)

  • Lowest 15 December, 2025

    23 °F

  • Average December

    50.9 °F

  • Highest 24 December, 2025

    78.8 °F

Climate (2020–Present)

Charleston Executive Airport (8.1 miles)

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  • Average Low 2020–2025

    58.9 °F

  • Average 2020–2025

    67.2 °F

  • Average High 2020–2025

    76 °F
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