South Beach (Jekyll Island) Weather Forecast
- 80
- 95
Mostly Sunny
- 79
- 92
Chance Thunderstorms
- 79
- 89
Thunderstorms Likely
- 79
- 84
Rain Showers
- 79
- 85
Thunderstorms Likely
- 79
- 87
Chance Thunderstorms
Today 20 Jul Coastal Glynn
Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the upper 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 112.
Tonight 20 Jul Coastal Glynn
Partly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the upper 70s. South Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 107 early in the evening.
South Beach (Jekyll Island) Temperature Statistics
July Temperature
Brunswick, Malcolm McKinnon Airport (9.3 miles)
Lowest 10 July, 2025
71.6 °FAverage July
82.2 °FHighest 13 July, 2025
95 °F
Climate (2020–Present)
Brunswick, Malcolm McKinnon Airport (9.3 miles)
Average Low 2020–2025
63.1 °FAverage 2020–2025
70.2 °FAverage High 2020–2025
77.9 °F