Measurements:
°C
°F
Folly Beach
92°F
W 6 mph
Feels like: 110°F
Precip: 8%
World Resorts USA Folly Beach Weather

Folly Beach Sea Water Temperature

Current Sea Water Temperature:
+88.8°F
Maximum Sea Water Temperature in July: 91.0°F
Minimum Sea Water Temperature in July: 84.6°F
Average water temperature in July: 88.1°F

Sea Water Temperature for the Last 10 Days:

July 15 88.8°F July 10 90.6°F
July 14 89.0°F July 09 90.4°F
July 13 89.8°F July 08 90.4°F
July 12 90.6°F July 07 89.8°F
July 11 90.4°F July 06 89.4°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 89.5°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 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 +92
Chicago +86
Hawaii +80
Houston +80
Las Vegas +120
Los Angeles +106
Maui +76
Miami +96
Myrtle Beach +96
New York +110
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Folly Beach
Local time: 15:59
15 jul, wednesday
1800 90°F
NW
6 mph
2100 86°F
N
2 mph
16 jul, thursday
0000 86°F
E
2 mph
0300 82°F
E
5 mph
0600 82°F
SE
5 mph
0900 86°F
SE
3 mph
1200 92°F
N
6 mph
1500 90°F
N
10 mph