Average sea water temperature in October:
+63.3°F
| Minimum sea water temperature in October: | 68.4°F |
| Maximum sea water temperature in October: | 59.9°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 64.4°F. The highest and lowest sea temperatures during the month were 68.4°F and 59.9°F.
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| Charlestown |
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Monthly sea water temperature in Charlestown, °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 Charlestown
Charlestown on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Charlestown
Local time: 21:49
January 07, wednesday
0000
39°F
W
9 mph
9 mph
0300
37°F
N
4 mph
4 mph
0600
37°F
NE
11 mph
11 mph
0900
39°F
E
13 mph
13 mph
1200
39°F
E
19 mph
19 mph
1500
41°F
E
17 mph
17 mph
1800
41°F
E
16 mph
16 mph
2100
39°F
E
17 mph
17 mph
