Average sea water temperature in August:
+85.3°F
| Minimum sea water temperature in August: | 88.9°F |
| Maximum sea water temperature in August: | 80.8°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 86.2°F. The highest and lowest sea temperatures during the month were 88.0°F and 84.7°F.
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| Hilton Head Island |
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| Hilton Head Island |
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| Hilton Head Island |
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| Hilton Head Island |
Monthly sea water temperature in Hilton Head Island, °F
Which USA resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Key West | 88.8°F | 88.8°F |
| Naples | 88.1°F | 88.7°F |
| New Orleans | 88.0°F | 87.4°F |
| Houston | 87.8°F | 87.8°F |
| Miami | 87.3°F | 88.1°F |
| Miami Beach | 87.1°F | 87.9°F |
| Sarasota | 87.1°F | 88.6°F |
| Clearwater Beach | 86.8°F | 88.5°F |
| Tampa | 86.8°F | 88.6°F |
| Fort Lauderdale | 86.8°F | 87.2°F |
| St. George Island | 86.7°F | 86.5°F |
| West Palm Beach | 86.4°F | 86.8°F |
| Pensacola Beach | 86.4°F | 86.6°F |
| Panama City Beach | 86.3°F | 86.2°F |
| Hilton Head Island | 86.2°F | 85.0°F |
| Santa Rosa Beach | 86.2°F | 85.9°F |
| Tybee Island | 86.0°F | 84.5°F |
| Destin | 86.0°F | 86.0°F |
| Fort Walton Beach | 85.8°F | 86.0°F |
| Charleston (SC) | 85.4°F | 84.1°F |
Best time for vacation in Hilton Head Island
Hilton Head Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Hilton Head Island
Local time: 07:04
September 01, tuesday
0900
81°F
SW
5 mph
5 mph
1200
84°F
NW
7 mph
7 mph
1500
84°F
NW
10 mph
10 mph
1800
82°F
NW
10 mph
10 mph
2100
81°F
NW
8 mph
8 mph
September 02, wednesday
0000
81°F
N
5 mph
5 mph
0300
79°F
N
2 mph
2 mph
0600
79°F
S
2 mph
2 mph
