Cobb Island Weather Forecast
- 58
- 65
Becoming Sunny
- 57
- 74
Mostly Sunny
- 61
- 75
Partly Sunny
- 59
- 73
Partly Sunny
- 62
- 79
Mostly Sunny
- 60
- 79
Mostly Sunny
- 59
- 76
Mostly Sunny
Today 7 Sep Charles
Mostly sunny. Cooler with Highs in the upper 60s. Northwest Winds around 5 Mph.
Tonight 7 Sep Charles
Mostly clear. Lows in the lower 50s. West Winds around 5 Mph, becoming north after midnight.
Cobb Island Temperature Statistics
September Temperature
St Marys County Airport (16.2 miles)
Lowest 3 September, 2025
53.2 °FAverage September
69.7 °FHighest 4 September, 2025
86.9 °F
Climate (2020–Present)
St Marys County Airport (16.2 miles)
Average Low 2020–2025
49.7 °FAverage 2020–2025
58.1 °FAverage High 2020–2025
66.8 °F