Seabrook Island Weather Forecast

    • 77
    • 88

    Slight Chance Thunderstorms

    • 77
    • 91

    Mostly Sunny

    • 72
    • 85

    Mostly Sunny

    • 73
    • 83

    Mostly Sunny

    • 74
    • 84

    Slight Chance Thunderstorms

    • 75
    • 85

    Chance Rain Showers

Today 13 Sep Charleston

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs around 90. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 13 Sep Charleston

Partly cloudy in the Evening, then clearing. Lows in the mid 70s. Southwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Seabrook Island Temperature Statistics

September Temperature

Charleston Executive Airport (12.4 miles)

  • Lowest 8 September, 2026

    73.4 °F

  • Average September

    82 °F

  • Highest 2 September, 2026

    91.4 °F

Climate (2021–2026)

Charleston Executive Airport (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    67.4 °F

  • Average High 2021–2026

    76.3 °F
Get WillyWeather+ to remove ads