Charleston Harbor - Patriots Point Weather Forecast

    • 47
    • 57

    Increasing Clouds

    • 51
    • 62

    Partly Sunny

    • 43
    • 62

    Chance Rain

    • 35
    • 49

    Rain

    • 33
    • 43

    Rain

    • 27
    • 41

    Partly Sunny

Today 21 Jan Charleston

Mostly sunny. Highs around 60. East Winds around 5 Mph.

Tonight 21 Jan Charleston

Cloudy. Lows in the mid 40s. East Winds around 5 Mph in the Evening, becoming light and variable.

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Charleston Harbor - Patriots Point Temperature Statistics

January Temperature

Charleston Executive Airport (8.1 miles)

  • Lowest 16 January, 2026

    21.2 °F

  • Average January

    52.5 °F

  • Highest 9 January, 2026

    75.2 °F

Climate (2021–Present)

Charleston Executive Airport (8.1 miles)

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  • Average Low 2021–2026

    58.9 °F

  • Average 2021–2026

    67.2 °F

  • Average High 2021–2026

    76 °F
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