St. Simons Sound Bar Weather Forecast
- 70
- 79
Chance Rain Showers
- 72
- 81
Mostly Sunny
- 74
- 84
Mostly Sunny
- 76
- 85
Partly Sunny
- 76
- 88
Partly Sunny
- 76
- 86
Slight Chance Thunderstorms
Today 13 May Coastal Glynn
Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.
Tonight 13 May Coastal Glynn
Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 30 percent.
St. Simons Sound Bar Temperature Statistics
May Temperature
Brunswick, Malcolm McKinnon Airport (5.6 miles)
Lowest 5 May, 2025
62.6 °FAverage May
75.3 °FHighest 4 May, 2025
84.2 °F
Climate (2020–Present)
Brunswick, Malcolm McKinnon Airport (5.6 miles)
Average Low 2020–2025
63.1 °FAverage 2020–2025
70.2 °FAverage High 2020–2025
77.8 °F