Average sea water temperature in September:
+81.1°F
| Minimum sea water temperature in September: | 86.5°F |
| Maximum sea water temperature in September: | 75.7°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 83.7°F. The highest and lowest sea temperatures during the month were 85.1°F and 82.0°F.
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| Folly Beach |
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Monthly sea water temperature in Folly Beach, °F
Which USA resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Key West | 88.5°F | 86.9°F |
| Naples | 87.8°F | 86.1°F |
| Key Largo | 87.8°F | 86.6°F |
| Siesta Key | 87.7°F | 84.9°F |
| Sarasota | 87.7°F | 84.8°F |
| Cape Coral | 87.5°F | 85.2°F |
| Houston | 87.3°F | 84.9°F |
| Corpus Christi | 87.2°F | 85.8°F |
| Tampa | 87.1°F | 84.3°F |
| St. Petersburg | 87.0°F | 84.1°F |
| Clearwater Beach | 87.0°F | 84.0°F |
| West Palm Beach | 86.8°F | 86.2°F |
| New Orleans | 86.8°F | 84.3°F |
| Fort Lauderdale | 86.7°F | 86.4°F |
| Miami Beach | 86.5°F | 86.1°F |
| Orange Beach | 86.3°F | 84.0°F |
| Pensacola Beach | 86.3°F | 83.9°F |
| Panama City Beach | 86.3°F | 83.4°F |
| Pensacola | 86.3°F | 83.9°F |
| Fort Walton Beach | 86.2°F | 83.3°F |
Best time for vacation in Folly Beach
Folly Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Folly Beach
Local time: 06:12
September 19, saturday
0900
81°F
S
4 mph
4 mph
1200
90°F
SW
2 mph
2 mph
1500
82°F
N
9 mph
9 mph
1800
79°F
N
5 mph
5 mph
2100
77°F
NW
2 mph
2 mph
September 20, sunday
0000
75°F
N
2 mph
2 mph
0300
75°F
N
1 mph
1 mph
0600
73°F
SE
2 mph
2 mph
