In October warmest sea in Vietnam is usually observed in the following locations: Phu Quoc, Con Dao, Phan Thiet.
Table below shows the average sea water temperature for marine resorts of Vietnam in October for the last three years.
| Place name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| Phu Quoc | 86.2°F | 84.6°F | 85.8°F |
| Con Dao | 86.0°F | 84.8°F | 84.8°F |
| Phan Thiet | 85.4°F | 83.6°F | 84.7°F |
| Ke Ga | 85.3°F | 84.1°F | 84.9°F |
| Mui Ne | 85.3°F | 83.5°F | 84.9°F |
| Doc Let Beach | 85.3°F | 84.2°F | 84.3°F |
| Vung Tau | 85.3°F | 84.4°F | 85.1°F |
| Cam Ranh | 85.2°F | 83.8°F | 84.2°F |
| Nha Trang | 84.8°F | 83.5°F | 83.7°F |
| Hue | 84.7°F | 83.6°F | 83.6°F |
| Ho Chi Minh | 84.7°F | 83.8°F | 84.5°F |
| Cat Ba Island | 84.6°F | 83.0°F | 83.1°F |
| Vinpearl | 84.6°F | 83.3°F | 83.6°F |
| Phan Rang | 84.5°F | 83.2°F | 84.0°F |
| Thanh Hoa | 84.5°F | 83.2°F | 83.2°F |
| Da Nang | 84.1°F | 83.3°F | 83.3°F |
| Ha Long | 84.0°F | 82.8°F | 82.9°F |
| Hoi An | 83.7°F | 83.1°F | 83.1°F |
| Tuan Chau | 83.3°F | 82.5°F | 82.3°F |
| Hai Phong | 81.8°F | 81.0°F | 81.0°F |
Charts below show average sea water temperature for Vietnam resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of Vietnam resorts at that time.
Places in Vietnam:
Name
°F
