The Vietnam resorts with the warmest sea water temperature in March are Phu Quoc, Ho Chi Minh and Vung Tau.
Below you can see a list of all popular Vietnam resorts and information about sea water temperature in March for the last two years.
| Resort Name | March 2026 | March 2025 | March 2024 |
|---|---|---|---|
| Phu Quoc | 89.1°F | 89.1°F | 89.7°F |
| Ho Chi Minh | 85.6°F | 85.9°F | 86.5°F |
| Vung Tau | 84.6°F | 84.9°F | 85.8°F |
| Phan Thiet | 84.0°F | 84.1°F | 85.3°F |
| Mui Ne | 83.8°F | 83.7°F | 85.1°F |
| Ke Ga | 83.7°F | 83.8°F | 85.1°F |
| Cam Ranh | 83.7°F | 82.1°F | 84.9°F |
| Doc Let Beach | 83.4°F | 82.5°F | 85.3°F |
| Con Dao | 83.0°F | 82.6°F | 85.5°F |
| Nha Trang | 82.7°F | 82.0°F | 84.4°F |
| Phan Rang | 82.7°F | 82.0°F | 84.0°F |
| Vinpearl | 82.4°F | 81.7°F | 84.1°F |
| Hue | 81.3°F | 78.3°F | 78.9°F |
| Da Nang | 79.8°F | 77.6°F | 79.3°F |
| Hoi An | 79.2°F | 77.5°F | 79.1°F |
| Thanh Hoa | 76.5°F | 72.3°F | 72.0°F |
| Tuan Chau | 74.8°F | 70.0°F | 71.7°F |
| Ha Long | 74.6°F | 69.8°F | 71.4°F |
| Cat Ba Island | 74.6°F | 69.7°F | 71.1°F |
| Hai Phong | 74.2°F | 70.2°F | 71.2°F |
Please see following sea water temperature averages charts for the warmest Vietnam resorts in March.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
Vietnam Resorts:
NAME
F°
| Cam Ranh |  |
+74 |
| Cat Ba Island |  |
+76 |
| Da Lat | |
+66 |
| Da Nang | |
+74 |
| Doc Let Beach | |
+74 |
| Ha Long | |
+76 |
| Ha Noi | |
+80 |
| Ho Chi Minh | |
+82 |
| Mui Ne | |
+76 |
| Nha Trang | |
+74 |
| Phan Rang | |
+74 |
| Phan Thiet | |
+76 |
| Phu Quoc | |
+84 |
| Vinpearl | |
+74 |
| Vung Tau | |
+78 |
