Average sea water temperature in January:
+40.5°F
| Minimum sea water temperature in January: | 45.3°F |
| Maximum sea water temperature in January: | 33.8°F |
Daily sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 36.9°F. The highest and lowest sea temperatures during the month were 41.9°F and 33.8°F.
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Monthly sea water temperature in Nantucket, °F
Which USA resorts have warmest sea in January?
| Place name | January 2025 | January 2024 |
|---|---|---|
| Kailua Kona | 78.2°F | 77.6°F |
| Honolulu | 77.6°F | 76.6°F |
| Hawaii | 77.5°F | 76.5°F |
| Maui | 76.9°F | 76.8°F |
| Oahu | 76.5°F | 75.6°F |
| Princeville | 75.2°F | 76.1°F |
| Fort Lauderdale | 75.1°F | 75.9°F |
| Kauai | 75.0°F | 76.0°F |
| Miami Beach | 73.1°F | 74.8°F |
| Islamorada | 71.3°F | 74.0°F |
| Key Largo | 71.1°F | 73.8°F |
| Miami | 70.7°F | 73.1°F |
| Key West | 70.3°F | 72.7°F |
| Everglades | 68.6°F | 71.6°F |
| South Padre Island | 66.7°F | 64.8°F |
| Marco Island | 65.2°F | 67.2°F |
| Naples | 64.7°F | 66.8°F |
| Cape Coral | 64.3°F | 66.2°F |
| Corpus Christi | 61.6°F | 60.3°F |
| Siesta Key | 61.5°F | 63.4°F |
Best time for vacation in Nantucket
Nantucket on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Nantucket
Local time: 01:14
December 05, friday
0300
21°F
SE
22 mph
22 mph
0600
21°F
S
16 mph
16 mph
0900
25°F
S
6 mph
6 mph
1200
28°F
NE
4 mph
4 mph
1500
30°F
NE
9 mph
9 mph
1800
32°F
NE
8 mph
8 mph
2100
34°F
N
7 mph
7 mph
December 06, saturday
0000
36°F
N
6 mph
6 mph
