Isle of Palms Weather Forecast

    • 45
    • 63

    Mostly Sunny

    • 48
    • 56

    Mostly Sunny

    • 45
    • 59

    Mostly Sunny

    • 48
    • 53

    Mostly Sunny

    • 53
    • 61

    Mostly Sunny

    • 53
    • 61

    Partly Sunny

    • 56
    • 62

    Mostly Sunny

Today 19 Dec Charleston

Sunny. Highs in the mid 60s. Temperature falling into the upper 50s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 19 Dec Charleston

Clear, cooler with Lows in the upper 30s. Northwest Winds 5 to 10 Mph, becoming north after midnight.

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Isle of Palms Temperature Statistics

December Temperature

Mount Pleasant Regional-Faison Field (6.8 miles)

  • Lowest 15 December, 2025

    21.2 °F

  • Average December

    47.1 °F

  • Highest 13 December, 2025

    69.8 °F

Climate (2020–Present)

Mount Pleasant Regional-Faison Field (6.8 miles)

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  • Average Low 2020–2025

    58.3 °F

  • Average 2020–2025

    66.3 °F

  • Average High 2020–2025

    75.3 °F
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