Measurements:
°C
°F
Folly Beach
84°F
NE 7 mph
Feels like: 90°F
Precip: 19%
World Resorts USA Folly Beach Weather

Folly Beach Sea Water Temperature

Current Sea Water Temperature:
+89.0°F
Maximum Sea Water Temperature in August: 91.4°F
Minimum Sea Water Temperature in August: 83.8°F
Average water temperature in August: 88.0°F

Sea Water Temperature for the Last 10 Days:

August 05 89.0°F July 31 90.2°F
August 04 89.4°F July 30 90.6°F
August 03 91.4°F July 29 90.0°F
August 02 90.4°F July 28 90.0°F
August 01 90.2°F July 27 90.4°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: 2026 2025 2024

The average sea surface temperature in July 2026 for Folly Beach was 89.8°F. The maximum and minimum values were 88.4°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 92.0 °F
August 89.7 °F
June 88.5 °F
Warmest sea temperature:
July 88.3 °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 +94
Chicago +82
Hawaii +82
Houston +106
Las Vegas +124
Los Angeles +92
Maui +78
Miami +92
Myrtle Beach +84
New York +84
San Diego +80
San Francisco +62
Santa Monica +80
Sarasota +92
Washington +88
24 Hours Weather Forecast
Folly Beach
Local time: 15:16
05 aug, wednesday
1800 88°F
N
9 mph
2100 86°F
N
9 mph
06 aug, thursday
0000 86°F
NW
9 mph
0300 84°F
N
9 mph
0600 82°F
N
9 mph
0900 86°F
N
6 mph
1200 90°F
N
7 mph
1500 90°F
N
9 mph