Measurements:
°C
°F
Folly Beach
82°F
SE 6 mph
Feels like: 82°F
Precip: 0%
World Resorts USA Folly Beach Weather

Folly Beach Sea Water Temperature

Current Sea Water Temperature:
+74.4°F
Maximum Sea Water Temperature in May: 82.8°F
Minimum Sea Water Temperature in May: 70.6°F
Average water temperature in May: 76.5°F

Sea Water Temperature for the Last 10 Days:

May 14 74.4°F May 09 73.4°F
May 13 74.0°F May 08 74.0°F
May 12 74.0°F May 07 71.8°F
May 11 75.0°F May 06 71.8°F
May 10 73.8°F May 05 70.6°F

When is the Warmest Sea for Folly Beach?

According to our data for the last three years for Folly Beach the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Folly Beach was 88.5°F. The maximum and minimum values were 86.6°F and 90.6°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Folly Beach was 87.8°F. The maximum and minimum values were 85.6°F and 91.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Folly Beach was 82.2°F. The maximum and minimum values were 78.6°F and 85.2°F respectively.

Best Time to Visit Folly Beach
The most sunny months:
October 17 days
April 16 days
January 14 days
The most warm months:
July 91.7 °F
August 89.7 °F
June 88.5 °F
Warmest sea temperature:
July 88.0 °F
August 87.9 °F
September 84.3 °F
The most cold months:
January 56.2 °F
February 60.1 °F
December 60.3 °F
The most rainy months:
August 5 days
July 5 days
June 3 days
The most windy months:
March 10 mph
February 9 mph
January 9 mph

Folly Beach on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +56
Hawaii +76
Honolulu +76
Houston +94
Las Vegas +88
Los Angeles +66
Maui +70
Miami +94
Miami Beach +90
New York +68
San Diego +66
San Francisco +62
Sarasota +94
Tampa +94
24 Hours Weather Forecast
Folly Beach
Local time: 12:13
14 may, thursday
1500 84°F
E
4 mph
1800 86°F
E
5 mph
2100 76°F
S
6 mph
15 may, friday
0000 70°F
SW
14 mph
0300 64°F
SW
14 mph
0600 60°F
SW
14 mph
0900 64°F
SW
13 mph
1200 72°F
SW
7 mph