Current sea water temperature:
+76.5°F
| Minimum sea water temperature in March: | 77.9°F |
| Maximum sea water temperature in March: | 73.6°F |
| Average sea water temperature in March: | 75.8°F |
| more information | |
14 days
forecast
forecast
| Hawaii |
monthly
weather
weather
| Hawaii |
Sea water temperature for the last 10 days:
| March 17 | 76.5°F | March 12 | 76.6°F |
| March 16 | 76.3°F | March 11 | 76.8°F |
| March 15 | 76.3°F | March 10 | 76.6°F |
| March 14 | 76.8°F | March 9 | 76.5°F |
| March 13 | 77.0°F | March 8 | 76.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Hawaii?
Based on the data about daily sea water temperature for the last three years the warmest sea in Hawaii was noticed in September, October and August.
Monthly Sea Temperatures in Hawaii, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 80.5°F. The highest and lowest sea temperatures during the month were 81.1°F and 80.1°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 80.6°F. The highest and lowest sea temperatures during the month were 81.0°F and 79.7°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 80.6°F. The highest and lowest sea temperatures during the month were 81.3°F and 79.7°F.
current
weather
weather
| Hawaii |
weather in
March
March
| Hawaii |
Best time for vacation in Hawaii
Hawaii on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Hawaii
Local time: 10:27
March 17, tuesday
1200
72°F
SW
6 mph
6 mph
1500
72°F
SW
4 mph
4 mph
1800
72°F
SW
4 mph
4 mph
2100
72°F
SW
6 mph
6 mph
March 18, wednesday
0000
72°F
SW
7 mph
7 mph
0300
72°F
SW
7 mph
7 mph
0600
72°F
SW
6 mph
6 mph
0900
73°F
W
6 mph
6 mph
