Isle of Palms Weather Forecast

    • 75
    • 93

    Chance Thunderstorms

    • 75
    • 90

    Thunderstorms

    • 74
    • 89

    Rain Showers

    • 75
    • 90

    Rain Showers

    • 76
    • 90

    Chance Thunderstorms

    • 75
    • 91

    Chance Thunderstorms

Today 21 Aug Coastal Duval

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the lower 90s. Temperature falling into the upper 80s late. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 21 Aug Coastal Duval

Mostly cloudy in the Evening, then clearing. A chance of Showers and Thunderstorms. Lows in the mid 70s. South Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Isle of Palms Temperature Statistics

August Temperature

Jacksonville Craig Municipal Airport (6.2 miles)

  • Lowest 3 August, 2025

    74.6 °F
  • Average August

    82.8 °F
  • Highest 1 August, 2025

    97.6 °F

Climate (2020–Present)

Jacksonville Craig Municipal Airport (6.2 miles)

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  • Average Low 2020–2025

    62.8 °F
  • Average 2020–2025

    71.1 °F
  • Average High 2020–2025

    80.5 °F
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