Average sea water temperature in March:
+49.4°F
| Minimum sea water temperature in March: | 52.9°F |
| Maximum sea water temperature in March: | 47.1°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 51.0°F. The highest and lowest sea temperatures during the month were 51.8°F and 50.0°F.
Monthly sea water temperature in Newport, °F
Which USA resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| West Palm Beach | 77.1°F | 75.8°F |
| Key Largo | 76.8°F | 75.1°F |
| Miami Beach | 76.8°F | 75.3°F |
| Honolulu | 76.7°F | 76.8°F |
| Fort Lauderdale | 76.6°F | 75.8°F |
| Hawaii | 76.5°F | 76.7°F |
| Kauai | 76.5°F | 75.0°F |
| Key West | 76.5°F | 74.5°F |
| Miami | 76.0°F | 74.4°F |
| Maui | 75.5°F | 76.0°F |
| Oahu | 74.9°F | 75.7°F |
| Cape Coral | 73.9°F | 71.7°F |
| Port St. Lucie | 73.8°F | 71.5°F |
| South Padre Island | 72.7°F | 66.8°F |
| Naples | 72.6°F | 71.4°F |
| Corpus Christi | 71.9°F | 67.0°F |
| Tampa | 71.7°F | 69.3°F |
| Cocoa Beach | 71.7°F | 70.0°F |
| St. Petersburg | 71.2°F | 68.8°F |
| Sarasota | 70.6°F | 68.6°F |
Best time for vacation in Newport
Newport on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Newport
Local time: 03:25
September 19, saturday
0600
50°F
W
2 mph
2 mph
0900
55°F
SW
2 mph
2 mph
1200
66°F
SE
7 mph
7 mph
1500
64°F
SE
8 mph
8 mph
1800
59°F
SE
7 mph
7 mph
2100
54°F
S
4 mph
4 mph
September 20, sunday
0000
52°F
S
4 mph
4 mph
0300
52°F
S
4 mph
4 mph
