Average sea water temperature in March:
+75.4°F
| Minimum sea water temperature in March: | 77.2°F |
| Maximum sea water temperature in March: | 73.6°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 76.7°F. The highest and lowest sea temperatures during the month were 77.0°F and 76.5°F.
Monthly sea water temperature in Kauai, °F
Which USA resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Everglades | 77.9°F | 74.4°F |
| Kailua Kona | 77.0°F | 77.7°F |
| Key West | 76.8°F | 74.5°F |
| Honolulu | 76.8°F | 76.8°F |
| West Palm Beach | 76.8°F | 75.8°F |
| Kauai | 76.7°F | 75.0°F |
| Miami Beach | 76.6°F | 75.3°F |
| Hawaii | 76.6°F | 76.7°F |
| Fort Lauderdale | 76.3°F | 75.8°F |
| Miami | 76.1°F | 74.4°F |
| Maui | 75.3°F | 76.0°F |
| Oahu | 74.8°F | 75.7°F |
| Cape Coral | 74.5°F | 71.7°F |
| South Padre Island | 72.8°F | 66.8°F |
| Corpus Christi | 72.6°F | 67.0°F |
| Naples | 72.4°F | 71.4°F |
| Cocoa Beach | 72.1°F | 70.0°F |
| Tampa | 72.0°F | 69.3°F |
| St. Petersburg | 71.4°F | 68.8°F |
| Sarasota | 70.7°F | 68.6°F |
Best time for vacation in Kauai
Kauai on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kauai
Local time: 19:34
March 16, monday
2100
72°F
SE
7 mph
7 mph
March 17, tuesday
0000
72°F
SE
4 mph
4 mph
0300
70°F
SE
6 mph
6 mph
0600
70°F
SE
4 mph
4 mph
0900
72°F
S
3 mph
3 mph
1200
73°F
S
6 mph
6 mph
1500
72°F
S
6 mph
6 mph
1800
70°F
SW
6 mph
6 mph
