Average sea water temperature in March:
+69.6°F
| Minimum sea water temperature in March: | 76.6°F |
| Maximum sea water temperature in March: | 63.7°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 72.1°F. The highest and lowest sea temperatures during the month were 76.6°F and 68.7°F.
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| Cat Ba Island |
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Monthly sea water temperature in Cat Ba Island, °F
Which Vietnam resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Phu Quoc | 85.2°F | 85.2°F |
| Ho Chi Minh | 82.0°F | 82.3°F |
| Vung Tau | 81.1°F | 81.4°F |
| Phan Thiet | 80.6°F | 80.7°F |
| Mui Ne | 80.4°F | 80.3°F |
| Ke Ga | 80.4°F | 80.4°F |
| Cam Ranh | 80.3°F | 78.9°F |
| Doc Let Beach | 80.0°F | 79.3°F |
| Con Dao | 79.7°F | 79.3°F |
| Nha Trang | 79.5°F | 78.8°F |
| Phan Rang | 79.4°F | 78.8°F |
| Vinpearl | 79.1°F | 78.6°F |
| Hue | 78.2°F | 75.5°F |
| Da Nang | 76.9°F | 74.9°F |
| Hoi An | 76.3°F | 74.7°F |
| Thanh Hoa | 73.9°F | 70.1°F |
| Tuan Chau | 72.3°F | 68.0°F |
| Ha Long | 72.1°F | 67.8°F |
| Cat Ba Island | 72.1°F | 67.8°F |
| Hai Phong | 71.8°F | 68.2°F |
Best time for vacation in Cat Ba Island
Cat Ba Island on a weather map
Places in Vietnam:
Name
°F
24 Hours Forecast
Cat Ba Island
Local time: 23:09
April 07, tuesday
0000
75°F
W
6 mph
6 mph
0300
73°F
W
7 mph
7 mph
0600
73°F
W
7 mph
7 mph
0900
81°F
W
9 mph
9 mph
1200
82°F
W
10 mph
10 mph
1500
81°F
W
12 mph
12 mph
1800
77°F
W
12 mph
12 mph
2100
75°F
W
11 mph
11 mph
