Sapelo Sound Weather Forecast

    • 71
    • 84

    Decreasing Clouds

    • 72
    • 85

    Mostly Sunny

    • 73
    • 84

    Mostly Sunny

    • 73
    • 83

    Chance Rain Showers

    • 72
    • 81

    Chance Thunderstorms

    • 72
    • 82

    Chance Thunderstorms

Today 17 Sep Coastal McIntosh

Mostly sunny. Highs in the mid 80s. Southeast Winds 5 to 10 Mph.

Tonight 17 Sep Coastal McIntosh

Partly cloudy in the Evening, then clearing. Lows in the upper 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sapelo Sound Temperature Statistics

September Temperature

Brunswick / Glynco (25.5 miles)

  • Lowest 15 September, 2025

    59 °F

  • Average September

    74.1 °F

  • Highest 5 September, 2025

    90.5 °F

Climate (2020–Present)

Brunswick / Glynco (25.5 miles)

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  • Average Low 2020–2025

    58 °F

  • Average 2020–2025

    67.6 °F

  • Average High 2020–2025

    78.3 °F
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