Average sea water temperature in May:
+52.0°F
| Minimum sea water temperature in May: | 63.1°F |
| Maximum sea water temperature in May: | 43.7°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 53.0°F. The highest and lowest sea temperatures during the month were 56.8°F and 48.4°F.
Monthly sea water temperature in Boston, °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 |
| Sanibel Island | 83.1°F | 83.2°F |
| Tampa | 82.7°F | 82.5°F |
| Sarasota | 82.7°F | 82.9°F |
| St. Petersburg | 82.6°F | 82.4°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 |
| West Palm Beach | 81.1°F | 81.5°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 |
| Pass Christian | 79.8°F | 79.8°F |
Best time for vacation in Boston
Boston on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Boston
Local time: 11:31
January 01, thursday
1200

25°F
E
16 mph
16 mph
1500

23°F
E
16 mph
16 mph
1800

23°F
E
15 mph
15 mph
2100

18°F
E
14 mph
14 mph
January 02, friday
0000

14°F
E
11 mph
11 mph
0300

12°F
NE
10 mph
10 mph
0600

12°F
E
10 mph
10 mph
0900

19°F
E
10 mph
10 mph




























