Average sea water temperature in December:
+46.0°F
| Minimum sea water temperature in December: | 50.7°F |
| Maximum sea water temperature in December: | 41.9°F |
Daily sea water temperature in December, °F
Show year:
2024
2023
2022
The average sea water temperature in December of 2024 was 46.5°F. The highest and lowest sea temperatures during the month were 47.8°F and 45.0°F.
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Monthly sea water temperature in Portsmouth, °F
Which USA resorts have warmest sea in December?
| Place name | December 2024 | December 2023 |
|---|---|---|
| West Palm Beach | 78.7°F | 79.0°F |
| Kihei | 78.6°F | 78.4°F |
| Kailua Kona | 78.4°F | 79.1°F |
| Honolulu | 78.3°F | 77.9°F |
| Hawaii | 78.3°F | 77.8°F |
| Fort Lauderdale | 78.1°F | 78.2°F |
| Maui | 77.8°F | 77.6°F |
| Oahu | 77.3°F | 76.9°F |
| Kauai | 76.1°F | 77.9°F |
| Miami Beach | 76.1°F | 76.6°F |
| Key West | 72.9°F | 74.9°F |
| Miami | 72.8°F | 74.5°F |
| South Padre Island | 72.3°F | 67.9°F |
| Everglades | 69.2°F | 73.5°F |
| Marco Island | 67.9°F | 70.0°F |
| Naples | 67.9°F | 69.8°F |
| Cape Coral | 67.5°F | 68.9°F |
| Pensacola Beach | 67.4°F | 64.3°F |
| Cocoa Beach | 67.2°F | 68.1°F |
| Orlando | 67.2°F | 66.4°F |
Best time for vacation in Portsmouth
Portsmouth on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Portsmouth
Local time: 04:05
December 22, sunday
0600
12°F
SE
12 mph
12 mph
0900
12°F
SE
10 mph
10 mph
1200
19°F
SE
8 mph
8 mph
1500
23°F
SE
8 mph
8 mph
1800
23°F
SE
6 mph
6 mph
2100
18°F
SE
6 mph
6 mph
December 23, monday
0000
14°F
SE
5 mph
5 mph
0300
14°F
SE
4 mph
4 mph
