South Beach (St Catherines Island) Weather Forecast

    • 79
    • 92

    Mostly Sunny

    • 76
    • 87

    Chance Rain Showers

    • 75
    • 85

    Breezy

    • 77
    • 85

    Chance Thunderstorms

    • 76
    • 85

    Chance Thunderstorms

    • 77
    • 85

    Chance Thunderstorms

Today 14 Sep Coastal Liberty

Sunny. Highs in the lower 90s. Heat index Values up to 105. West Winds around 5 Mph, becoming east this afternoon.

Tonight 14 Sep Coastal Liberty

Mostly clear. Lows in the upper 70s. Southeast Winds around 5 Mph, becoming northeast after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

South Beach (St Catherines Island) Temperature Statistics

September Temperature

Hunter U. S. Army Airfield (29.2 miles)

  • Lowest 12 September, 2026

    73.9 °F

  • Average September

    82 °F

  • Highest 6 September, 2026

    94.5 °F

Climate (2021–2026)

Hunter U. S. Army Airfield (29.2 miles)

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

  • Average Low 2021–2026

    59.5 °F

  • Average 2021–2026

    68.3 °F

  • Average High 2021–2026

    78.2 °F
Get WillyWeather+ to remove ads