Sapelo Sound Weather Forecast
- 77
- 89
Slight Chance Thunderstorms
- 77
- 88
Chance Rain Showers
- 76
- 91
Chance Thunderstorms
- 76
- 90
Rain Showers Likely
- 76
- 86
Rain Showers Likely
- 76
- 86
Chance Thunderstorms
Today 3 Sep Coastal McIntosh
Mostly sunny with a slight chance of Showers and Thunderstorms. Highs around 90. East Winds 10 to 15 Mph. Chance of rain 20 percent.
Tonight 3 Sep Coastal McIntosh
A slight chance of Thunderstorms in the evening. Partly cloudy with a slight chance of Showers. Lows in the mid 70s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.
Sapelo Sound Temperature Statistics
September Temperature
Brunswick / Glynco (25.5 miles)
Lowest 1 September, 2026
72.3 °FAverage September
80.2 °FHighest 1 September, 2026
90.5 °F
Climate (2021–2026)
Brunswick / Glynco (25.5 miles)
Average Low 2021–2026
57.8 °FAverage 2021–2026
67.8 °FAverage High 2021–2026
78.8 °F