Average sea water temperature in May:
+52.1°F
| Minimum sea water temperature in May: | 59.4°F |
| Maximum sea water temperature in May: | 46.4°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 52.6°F. The highest and lowest sea temperatures during the month were 55.6°F and 47.5°F.
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| Charlestown |
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| Charlestown |
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| Charlestown |
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| Charlestown |
Monthly sea water temperature in Charlestown, °F
Which USA resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Everglades | 84.5°F | 84.6°F |
| Islamorada | 83.6°F | 84.4°F |
| Key West | 83.5°F | 84.6°F |
| Naples | 83.5°F | 83.8°F |
| Marco Island | 83.5°F | 84.0°F |
| Key Largo | 83.5°F | 84.1°F |
| Cape Coral | 83.4°F | 83.6°F |
| Sarasota | 82.7°F | 82.9°F |
| Tampa | 82.7°F | 82.5°F |
| Clearwater Beach | 82.6°F | 82.5°F |
| Miami | 82.6°F | 83.3°F |
| Siesta Key | 82.5°F | 82.6°F |
| Miami Beach | 82.4°F | 83.0°F |
| Fort Lauderdale | 81.1°F | 81.7°F |
| Corpus Christi | 80.9°F | 81.0°F |
| Pensacola | 80.1°F | 79.4°F |
| South Padre Island | 80.0°F | 81.1°F |
| Houston | 79.5°F | 78.9°F |
| New Orleans | 79.5°F | 79.9°F |
| Cocoa Beach | 79.4°F | 80.0°F |
Best time for vacation in Charlestown
Charlestown on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Charlestown
Local time: 02:39
December 05, friday
0300
21°F
S
12 mph
12 mph
0600
19°F
S
9 mph
9 mph
0900
23°F
S
4 mph
4 mph
1200
28°F
N
5 mph
5 mph
1500
30°F
NE
9 mph
9 mph
1800
32°F
NE
6 mph
6 mph
2100
36°F
NE
5 mph
5 mph
December 06, saturday
0000
37°F
NE
4 mph
4 mph
