World Resorts USA Folly Beach Weather

Folly Beach sea water temperature

Current sea water temperature:
+86.0°F
Minimum sea water temperature in July: 86.9°F
Maximum sea water temperature in July: 81.1°F
Average sea water temperature in July: 84.4°F

Sea water temperature for the last 10 days:

July 21 86.0°F July 16 84.9°F
July 20 86.5°F July 15 84.9°F
July 19 86.0°F July 14 85.1°F
July 18 85.8°F July 13 85.8°F
July 17 85.3°F July 12 86.5°F

When is the warmest sea in Folly Beach?

Based on the data about daily sea water temperature for the last three years the warmest sea in Folly Beach was noticed in July, August and September.

Monthly Sea Temperatures in Folly Beach, °F

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 85.6°F. The highest and lowest sea temperatures during the month were 86.5°F and 84.6°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 84.0°F. The highest and lowest sea temperatures during the month were 87.1°F and 82.0°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 79.0°F. The highest and lowest sea temperatures during the month were 81.7°F and 75.7°F.

Best time for vacation in Folly Beach

Sunniest months:
October 17 days
April 16 days
January 14 days
Warmest months:
July 87.6 °F
August 85.7 °F
June 84.7 °F
Warmest sea temp:
July 84.4 °F
August 84.2 °F
September 80.9 °F
Coldest months:
January 55.5 °F
February 59.1 °F
December 59.3 °F
Rainiest months:
August 5 days
July 5 days
June 3 days
Windiest months:
March 10.0 mph
February 9.8 mph
January 9.6 mph

Folly Beach on a weather map

Folly Beach
+86°F
N 16 mph
Feels like: +97°F
Precip.: 10%
Places in USA:
Name
°F
+73°F
+81°F
+77°F
+86°F
+66°F
+86°F
+72°F
+84°F
+75°F
+68°F
+55°F
+68°F
+84°F
+79°F
+75°F
24 Hours Forecast
Folly Beach
Local time: 09:43
July 21, tuesday
1200
91°F
N
16 mph
1500
90°F
NE
17 mph
1800
86°F
N
17 mph
2100
84°F
N
17 mph
July 22, wednesday
0000
84°F
N
17 mph
0300
84°F
NE
17 mph
0600
81°F
NE
13 mph
0900
84°F
NE
13 mph
Units of measurement: °C / °F