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 |
|---|---|---|
| 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 |
| Hilo | 76.3°F | 76.3°F |
| Molokai | 76.2°F | 76.6°F |
| Miami | 76.0°F | 74.4°F |
| Maui | 75.5°F | 76.0°F |
| Oahu | 74.9°F | 75.7°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 |
| Clearwater Beach | 70.2°F | 67.6°F |
| Siesta Key | 70.1°F | 68.5°F |
| Houston | 69.4°F | 64.6°F |
Best time for vacation in Newport
Newport on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Newport
Local time: 09:21
June 29, monday
1200
57°F
SE
7 mph
7 mph
1500
55°F
SE
11 mph
11 mph
1800
57°F
SE
12 mph
12 mph
2100
55°F
SE
9 mph
9 mph
June 30, tuesday
0000
52°F
SE
6 mph
6 mph
0300
50°F
SE
6 mph
6 mph
0600
52°F
S
5 mph
5 mph
0900
55°F
SE
7 mph
7 mph
