In August warmest sea in Vietnam is usually observed in the following locations: Thanh Hoa, Hue, Ha Long.
Table below shows the average sea water temperature for marine resorts of Vietnam in August for the last three years.
| Place name | August 2026 | August 2025 | August 2024 |
|---|---|---|---|
| Thanh Hoa | 87.0°F | 86.5°F | 87.6°F |
| Hue | 86.7°F | 86.5°F | 87.6°F |
| Ha Long | 86.6°F | 86.8°F | 87.4°F |
| Da Nang | 86.5°F | 85.9°F | 86.4°F |
| Cat Ba Island | 86.5°F | 86.7°F | 87.2°F |
| Tuan Chau | 86.4°F | 86.7°F | 87.1°F |
| Doc Let Beach | 86.2°F | 85.0°F | 85.8°F |
| Hoi An | 86.1°F | 85.4°F | 85.7°F |
| Hai Phong | 85.6°F | 86.1°F | 86.0°F |
| Nha Trang | 85.2°F | 83.9°F | 84.1°F |
| Con Dao | 84.9°F | 84.7°F | 85.8°F |
| Vinpearl | 84.8°F | 83.6°F | 83.7°F |
| Cam Ranh | 84.5°F | 83.7°F | 84.7°F |
| Phu Quoc | 84.5°F | 85.1°F | 85.3°F |
| Ho Chi Minh | 83.8°F | 83.2°F | 84.6°F |
| Vung Tau | 83.3°F | 82.7°F | 84.6°F |
| Phan Rang | 82.2°F | 82.1°F | 82.8°F |
| Ke Ga | 81.3°F | 81.0°F | 83.6°F |
| Phan Thiet | 80.4°F | 80.5°F | 83.0°F |
| Mui Ne | 80.4°F | 80.4°F | 83.1°F |
Charts below show average sea water temperature for Vietnam resorts with the warmest sea in August.
You can also check other months of the year to see sea temperature of Vietnam resorts at that time.
Places in Vietnam:
Name
°F
