Isle of Palms Weather Forecast

    • 63
    • 78

    Mostly Sunny

    • 67
    • 79

    Mostly Sunny

    • 72
    • 78

    Sunny

    • 74
    • 80

    Sunny

    • 74
    • 82

    Mostly Sunny

    • 75
    • 82

    Partly Sunny

    • 75
    • 82

    Chance Rain Showers

Today 26 Sep Charleston

Partly sunny with a chance of Showers with a slight chance of Thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.

Tonight 26 Sep Charleston

Mostly clear. Lows in the mid 50s, except in the upper 50s near the coast. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Isle of Palms Temperature Statistics

September Temperature

Mount Pleasant Regional-Faison Field (6.8 miles)

  • Lowest 24 September, 2026

    62.6 °F

  • Average September

    79.4 °F

  • Highest 5 September, 2026

    93.2 °F

Climate (2021–2026)

Mount Pleasant Regional-Faison Field (6.8 miles)

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  • Average Low 2021–2026

    58.4 °F

  • Average 2021–2026

    66.5 °F

  • Average High 2021–2026

    75.6 °F
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