Average sea water temperature in October:
+82.8°F
| Minimum sea water temperature in October: | 88.0°F |
| Maximum sea water temperature in October: | 78.3°F |
Daily sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 84.8°F. The highest and lowest sea temperatures during the month were 87.6°F and 82.0°F.
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| Cat Ba Island |
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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 October?
| Place name | October 2026 | October 2025 |
|---|---|---|
| Phu Quoc | 86.2°F | 84.6°F |
| Con Dao | 86.2°F | 84.8°F |
| Doc Let Beach | 85.4°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 |
| Vung Tau | 85.3°F | 84.4°F |
| Cam Ranh | 85.3°F | 83.8°F |
| Nha Trang | 84.9°F | 83.5°F |
| Hue | 84.9°F | 83.6°F |
| Cat Ba Island | 84.8°F | 83.0°F |
| Vinpearl | 84.7°F | 83.3°F |
| Ho Chi Minh | 84.7°F | 83.8°F |
| Phan Rang | 84.6°F | 83.2°F |
| Thanh Hoa | 84.5°F | 83.2°F |
| Ha Long | 84.1°F | 82.8°F |
| Da Nang | 84.1°F | 83.3°F |
| Hoi An | 83.8°F | 83.1°F |
| Tuan Chau | 83.5°F | 82.5°F |
| Hai Phong | 82.1°F | 81.0°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: 14:06
October 27, tuesday
1500
82°F
W
17 mph
17 mph
1800
82°F
W
14 mph
14 mph
2100
82°F
W
14 mph
14 mph
October 28, wednesday
0000
81°F
W
13 mph
13 mph
0300
79°F
SW
11 mph
11 mph
0600
79°F
SW
11 mph
11 mph
0900
82°F
SW
14 mph
14 mph
1200
84°F
W
17 mph
17 mph
