Average sea water temperature in October:
+73.7°F
| Minimum sea water temperature in October: | 80.2°F |
| Maximum sea water temperature in October: | 66.0°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 72.9°F. The highest and lowest sea temperatures during the month were 79.2°F and 66.0°F.
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| Hilton Head Island |
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| Hilton Head Island |
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| Hilton Head Island |
14 days
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| Hilton Head Island |
Monthly sea water temperature in Hilton Head Island, °F
Which USA resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| South Padre Island | 84.0°F | 82.4°F |
| Key West | 83.8°F | 82.9°F |
| West Palm Beach | 83.5°F | 83.3°F |
| Fort Lauderdale | 83.5°F | 83.0°F |
| Miami Beach | 83.4°F | 83.4°F |
| Islamorada | 83.1°F | 82.9°F |
| Key Largo | 83.0°F | 83.1°F |
| Miami | 82.7°F | 82.9°F |
| Everglades | 82.5°F | 82.6°F |
| Corpus Christi | 82.2°F | 80.6°F |
| Marco Island | 82.0°F | 81.9°F |
| Naples | 81.9°F | 81.6°F |
| Sanibel Island | 81.6°F | 81.3°F |
| Kauai | 81.3°F | 79.2°F |
| Galveston Island | 81.1°F | 79.2°F |
| Kailua Kona | 80.9°F | 80.6°F |
| Galveston | 80.8°F | 78.8°F |
| Honolulu | 80.7°F | 80.6°F |
| Hawaii | 80.6°F | 80.5°F |
| Siesta Key | 80.4°F | 80.7°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: 08:20
January 12, monday
0900
39°F
SW
10 mph
10 mph
1200
46°F
SW
8 mph
8 mph
1500
52°F
W
5 mph
5 mph
1800
50°F
W
4 mph
4 mph
2100
46°F
SW
5 mph
5 mph
January 13, tuesday
0000
45°F
S
4 mph
4 mph
0300
43°F
S
5 mph
5 mph
0600
43°F
S
6 mph
6 mph
