Average sea water temperature in December:
+48.8°F
Minimum sea water temperature in December: | 53.4°F |
Maximum sea water temperature in December: | 43.5°F |
Daily sea water temperature in December, °F
Show year:
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The average sea water temperature in December of 2024 was 48.2°F. The highest and lowest sea temperatures during the month were 52.9°F and 44.2°F.
Monthly sea water temperature in Groton, °F
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
12
24
36
48
60
72
84
48.8
57.2
63.8
68.8
70.7
68.9
61.3
52.1
45.4
41.4
40
42.8
Which USA resorts have warmest sea in December?
Place name | December 2024 | December 2023 |
---|---|---|
West Palm Beach | 78.4°F | 79.0°F |
Kailua Kona | 78.3°F | 79.1°F |
Honolulu | 78.3°F | 77.9°F |
Hawaii | 78.3°F | 77.8°F |
Maui | 77.8°F | 77.6°F |
Fort Lauderdale | 77.6°F | 78.2°F |
Oahu | 77.2°F | 76.9°F |
Kauai | 76.0°F | 77.9°F |
Miami Beach | 75.9°F | 76.6°F |
Miami | 73.0°F | 74.5°F |
Key West | 72.6°F | 74.9°F |
South Padre Island | 71.9°F | 67.9°F |
Everglades | 69.7°F | 73.5°F |
Marco Island | 68.0°F | 70.0°F |
Cape Coral | 67.8°F | 68.9°F |
Naples | 67.7°F | 69.8°F |
Mustang Island | 67.5°F | 64.8°F |
Pensacola Beach | 66.7°F | 64.3°F |
Cocoa Beach | 66.6°F | 68.1°F |
Destin | 66.5°F | 64.8°F |
Best time for vacation in Groton
Groton on a weather map
Leaflet | Tiles © Esri
Places in USA:
Name
°F
24 Hours Forecast
Groton
Local time: 07:34
April 27, sunday
0900

46°F
E
17 mph
17 mph
1200

52°F
SE
17 mph
17 mph
1500

54°F
SE
21 mph
21 mph
1800

54°F
SE
20 mph
20 mph
2100

52°F
SE
19 mph
19 mph
April 28, monday
0000

52°F
SE
14 mph
14 mph
0300

50°F
SE
12 mph
12 mph
0600

50°F
SE
9 mph
9 mph