Average sea water temperature in August:
+85.1°F
| Minimum sea water temperature in August: | 87.8°F |
| Maximum sea water temperature in August: | 82.0°F |
Daily sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 85.7°F. The highest and lowest sea temperatures during the month were 87.6°F and 83.5°F.
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| St. Simons Island |
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| St. Simons Island |
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| St. Simons Island |
14 days
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| St. Simons Island |
Monthly sea water temperature in St. Simons Island, °F
Which USA resorts have warmest sea in August?
| Place name | August 2025 | August 2024 |
|---|---|---|
| Everglades | 88.8°F | 87.0°F |
| Key West | 88.8°F | 87.8°F |
| Cape Coral | 88.7°F | 86.8°F |
| Naples | 88.7°F | 87.0°F |
| St. Petersburg | 88.7°F | 86.9°F |
| Tampa | 88.6°F | 86.4°F |
| Sarasota | 88.6°F | 87.2°F |
| Siesta Key | 88.6°F | 87.3°F |
| Clearwater Beach | 88.5°F | 87.0°F |
| Miami | 88.1°F | 86.4°F |
| Miami Beach | 87.9°F | 86.5°F |
| Galveston | 87.9°F | 88.3°F |
| Galveston Island | 87.8°F | 88.5°F |
| Houston | 87.8°F | 88.0°F |
| New Orleans | 87.4°F | 88.1°F |
| Fort Lauderdale | 87.2°F | 85.8°F |
| Corpus Christi | 87.0°F | 87.9°F |
| West Palm Beach | 86.8°F | 86.2°F |
| Cocoa Beach | 86.8°F | 84.5°F |
| Pensacola Beach | 86.6°F | 87.4°F |
Best time for vacation in St. Simons Island
St. Simons Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. Simons Island
Local time: 19:03
March 18, wednesday
2100
52°F
SW
9 mph
9 mph
March 19, thursday
0000
52°F
SW
9 mph
9 mph
0300
52°F
S
10 mph
10 mph
0600
50°F
S
11 mph
11 mph
0900
54°F
S
12 mph
12 mph
1200
59°F
SW
12 mph
12 mph
1500
63°F
SW
12 mph
12 mph
1800
61°F
SW
11 mph
11 mph
