Folly Beach Weather Forecast
- 79
- 87
Thunderstorms
- 80
- 83
Thunderstorms Likely
- 81
- 84
Rain Showers Likely
- 81
- 85
Chance Thunderstorms
- 82
- 87
Slight Chance Thunderstorms
- 82
- 89
Slight Chance Thunderstorms
- 80
- 87
Chance Thunderstorms
Today 22 Jul Charleston
Showers and Thunderstorms. Highs in the lower 90s. Heat index Values up to 109. East Winds 5 to 10 Mph. Chance of rain near 100 percent.
Tonight 22 Jul Charleston
Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the mid 70s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.
Folly Beach Temperature Statistics
July Temperature
Charleston Executive Airport (4.3 miles)
Lowest 11 July, 2025
71.6 °FAverage July
82.4 °FHighest 20 July, 2025
96.8 °F
Climate (2020–Present)
Charleston Executive Airport (4.3 miles)
Average Low 2020–2025
59.1 °FAverage 2020–2025
67.4 °FAverage High 2020–2025
76.1 °F