Average sea water temperature in May:
+49.1°F
| Minimum sea water temperature in May: | 55.0°F |
| Maximum sea water temperature in May: | 43.5°F |
Daily sea water temperature in May, °F
Show year:
2023
2022
2021
The average sea water temperature in May of 2023 was 50.2°F. The highest and lowest sea temperatures during the month were 54.0°F and 47.3°F.
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| Portsmouth |
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Monthly sea water temperature in Portsmouth, °F
Which USA resorts have warmest sea in May?
| Place name | May 2024 | May 2023 |
|---|---|---|
| Key West | 81.2°F | 83.7°F |
| Cape Coral | 80.9°F | 82.2°F |
| Marco Island | 80.6°F | 82.5°F |
| Sarasota | 80.4°F | 80.8°F |
| Naples | 80.4°F | 82.3°F |
| Miami Beach | 80.3°F | 81.6°F |
| Miami | 80.3°F | 81.7°F |
| Tampa | 79.9°F | 80.4°F |
| Siesta Key | 79.9°F | 80.6°F |
| West Palm Beach | 79.9°F | 80.6°F |
| Clearwater Beach | 79.8°F | 80.2°F |
| St. Petersburg | 79.6°F | 80.4°F |
| Fort Lauderdale | 79.5°F | 80.8°F |
| Pensacola | 78.4°F | 77.0°F |
| Cocoa Beach | 78.3°F | 78.7°F |
| South Padre Island | 78.2°F | 78.8°F |
| Biloxi | 78.2°F | 78.1°F |
| Corpus Christi | 78.2°F | 79.9°F |
| Kailua Kona | 77.7°F | 78.6°F |
| Gulf Shores | 77.4°F | 76.8°F |
Best time for vacation in Portsmouth
Portsmouth on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Portsmouth
Local time: 09:01
May 15, wednesday
1200
61°F
NE
5 mph
5 mph
1500
61°F
NE
3 mph
3 mph
1800
61°F
NE
2 mph
2 mph
2100
57°F
E
1 mph
1 mph
May 16, thursday
0000
55°F
N
3 mph
3 mph
0300
55°F
N
1 mph
1 mph
0600
55°F
W
2 mph
2 mph
0900
59°F
W
5 mph
5 mph
