Saint Simons Sound Weather Forecast
- 73
- 84
Mostly Sunny
- 74
- 86
Mostly Sunny
- 75
- 87
Partly Sunny
- 74
- 88
Chance Rain Showers
- 74
- 83
Chance Thunderstorms
- 73
- 81
Chance Thunderstorms
- 72
- 81
Chance Thunderstorms
Today 4 Sep Coastal Glynn
Sunny. Highs in the mid 80s. East Winds 5 to 10 Mph.
Tonight 4 Sep Coastal Glynn
Mostly clear. Lows in the lower 70s. Southeast Winds 5 to 10 Mph.
Saint Simons Sound Temperature Statistics
September Temperature
Brunswick, Malcolm McKinnon Airport (1.9 miles)
Lowest 2 September, 2025
68 °FAverage September
76.7 °FHighest 2 September, 2025
82.4 °F
Climate (2020–Present)
Brunswick, Malcolm McKinnon Airport (1.9 miles)
Average Low 2020–2025
63.2 °FAverage 2020–2025
70.3 °FAverage High 2020–2025
77.9 °F