Measurements:
°C
°F
Folly Beach
58°F
NE 7 mph
Feels like: 56°F
Precip: 0%
World Resorts USA Folly Beach Weather

Folly Beach Sea Water Temperature

Current Sea Water Temperature:
+52.0°F
Maximum Sea Water Temperature in February: 64.8°F
Minimum Sea Water Temperature in February: 44.4°F
Average water temperature in February: 54.1°F

Sea Water Temperature for the Last 10 Days:

February 21 52.0°F February 16 47.6°F
February 20 52.8°F February 15 48.4°F
February 19 51.2°F February 14 48.4°F
February 18 50.0°F February 13 49.0°F
February 17 50.2°F February 12 46.4°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 15 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
December 60.3 °F
February 61.1 °F
The most rainy months:
August 5 days
July 5 days
June 3 days
The most windy months:
March 9 mph
February 9 mph
January 9 mph

Folly Beach on the Weather Map

USA Resorts:
NAME
Chicago +28
Hawaii +70
Honolulu +70
Houston +74
Las Vegas +42
Los Angeles +48
Maui +66
Miami +86
Miami Beach +78
New York +42
San Diego +50
San Francisco +46
Sarasota +74
Tampa +78
Washington +48
24 Hours Weather Forecast
Folly Beach
Local time: 11:01
21 feb, saturday
1200 58°F
NE
7 mph
1500 58°F
NE
6 mph
1800 56°F
W
2 mph
2100 56°F
SW
6 mph
22 feb, sunday
0000 56°F
SW
3 mph
0300 58°F
NE
4 mph
0600 56°F
NE
6 mph
0900 54°F
E
16 mph