Average sea water temperature in April:
+45.7°F
| Minimum sea water temperature in April: | 51.8°F |
| Maximum sea water temperature in April: | 40.6°F |
Daily sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 45.5°F. The highest and lowest sea temperatures during the month were 49.1°F and 40.6°F.
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| Martha's Vineyard |
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| Martha's Vineyard |
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| Martha's Vineyard |
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| Martha's Vineyard |
Monthly sea water temperature in Martha's Vineyard, °F
Which USA resorts have warmest sea in April?
| Place name | April 2026 | April 2025 |
|---|---|---|
| Key Largo | 78.2°F | 78.5°F |
| West Palm Beach | 78.2°F | 78.3°F |
| Key West | 78.2°F | 78.0°F |
| Fort Lauderdale | 78.1°F | 78.0°F |
| Miami Beach | 78.0°F | 78.3°F |
| Miami | 77.5°F | 77.9°F |
| Honolulu | 76.5°F | 77.4°F |
| Cape Coral | 76.4°F | 77.2°F |
| Port St. Lucie | 76.4°F | 74.9°F |
| Hawaii | 76.2°F | 77.3°F |
| Maui | 75.9°F | 76.6°F |
| Kauai | 75.9°F | 74.9°F |
| Naples | 75.8°F | 77.0°F |
| Tampa | 75.3°F | 76.6°F |
| Cocoa Beach | 75.0°F | 75.1°F |
| Corpus Christi | 75.0°F | 74.7°F |
| Oahu | 74.9°F | 76.4°F |
| Clearwater Beach | 74.7°F | 75.6°F |
| Galveston | 74.7°F | 73.8°F |
| Houston | 74.5°F | 73.7°F |
Best time for vacation in Martha's Vineyard
Martha's Vineyard on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Martha's Vineyard
Local time: 23:52
October 25, sunday
0000
52°F
NE
4 mph
4 mph
0300
52°F
NE
2 mph
2 mph
0600
52°F
E
2 mph
2 mph
0900
52°F
SE
2 mph
2 mph
1200
55°F
N
1 mph
1 mph
1500
57°F
N
5 mph
5 mph
1800
55°F
NE
8 mph
8 mph
2100
54°F
NE
8 mph
8 mph
