Average sea water temperature in December:
+46.6°F
| Minimum sea water temperature in December: | 52.5°F |
| Maximum sea water temperature in December: | 40.8°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 45.6°F. The highest and lowest sea temperatures during the month were 50.4°F and 41.9°F.
sea water
temperature
temperature
| Martha's Vineyard |
monthly
weather
weather
| Martha's Vineyard |
current
weather
weather
| Martha's Vineyard |
14 days
forecast
forecast
| Martha's Vineyard |
Monthly sea water temperature in Martha's Vineyard, °F
Which USA resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| West Palm Beach | 79.0°F | 78.4°F |
| Honolulu | 78.6°F | 78.3°F |
| Hawaii | 78.5°F | 78.3°F |
| Kauai | 78.2°F | 76.0°F |
| Maui | 78.0°F | 77.8°F |
| Miami Beach | 77.4°F | 75.9°F |
| Oahu | 77.1°F | 77.2°F |
| Key West | 75.9°F | 72.6°F |
| Miami | 75.5°F | 73.0°F |
| Naples | 71.5°F | 67.7°F |
| Cocoa Beach | 69.7°F | 66.6°F |
| Sarasota | 69.2°F | 65.6°F |
| Tampa | 68.3°F | 65.5°F |
| Orlando | 67.6°F | 66.0°F |
| Daytona Beach | 67.1°F | 65.8°F |
| Clearwater Beach | 66.8°F | 62.9°F |
| Fort Walton Beach | 66.0°F | 67.1°F |
| Destin | 65.7°F | 66.5°F |
| Pensacola Beach | 65.2°F | 66.7°F |
| Santa Rosa Beach | 65.0°F | 66.0°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: 22:28
August 17, monday
0000
28°F
N
4 mph
4 mph
0300
28°F
W
2 mph
2 mph
0600
28°F
S
3 mph
3 mph
0900
30°F
S
7 mph
7 mph
1200
36°F
S
12 mph
12 mph
1500
39°F
SE
11 mph
11 mph
1800
34°F
S
7 mph
7 mph
2100
32°F
S
6 mph
6 mph
