Average sea water temperature in October:
+82.7°F
| Minimum sea water temperature in October: | 87.8°F |
| Maximum sea water temperature in October: | 77.4°F |
Daily sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 84.0°F. The highest and lowest sea temperatures during the month were 87.4°F and 81.7°F.
Monthly sea water temperature in Ha Long, °F
Which Vietnam resorts have warmest sea in October?
| Place name | October 2026 | October 2025 |
|---|---|---|
| Con Dao | 86.2°F | 84.8°F |
| Phu Quoc | 86.1°F | 84.6°F |
| Doc Let Beach | 85.5°F | 84.2°F |
| Phan Thiet | 85.4°F | 83.6°F |
| Ke Ga | 85.3°F | 84.1°F |
| Mui Ne | 85.3°F | 83.5°F |
| Cam Ranh | 85.3°F | 83.8°F |
| Vung Tau | 85.3°F | 84.4°F |
| Nha Trang | 85.0°F | 83.5°F |
| Hue | 84.9°F | 83.6°F |
| Vinpearl | 84.9°F | 83.3°F |
| Cat Ba Island | 84.8°F | 83.0°F |
| Phan Rang | 84.7°F | 83.2°F |
| Ho Chi Minh | 84.6°F | 83.8°F |
| Thanh Hoa | 84.5°F | 83.2°F |
| Da Nang | 84.2°F | 83.3°F |
| Ha Long | 84.0°F | 82.8°F |
| Hoi An | 83.9°F | 83.1°F |
| Tuan Chau | 83.4°F | 82.5°F |
| Hai Phong | 82.2°F | 81.0°F |
Best time for vacation in Ha Long
Ha Long on a weather map
Places in Vietnam:
Name
°F
24 Hours Forecast
Ha Long
Local time: 06:21
October 25, sunday
0900
86°F
NW
5 mph
5 mph
1200
88°F
NW
8 mph
8 mph
1500
84°F
NW
6 mph
6 mph
1800
79°F
W
4 mph
4 mph
2100
77°F
SW
3 mph
3 mph
October 26, monday
0000
77°F
SW
4 mph
4 mph
0300
75°F
SW
4 mph
4 mph
0600
75°F
SW
4 mph
4 mph
