Current sea water temperature:
+79.7°F
| Minimum sea water temperature in April: | 84.4°F |
| Maximum sea water temperature in April: | 67.1°F |
| Average sea water temperature in April: | 75.1°F |
| more information | |
14 days
forecast
forecast
| Cat Ba Island |
monthly
weather
weather
| Cat Ba Island |
Sea water temperature for the last 10 days:
| April 28 | 79.7°F | April 23 | 78.3°F |
| April 27 | 79.0°F | April 22 | 78.4°F |
| April 26 | 78.4°F | April 21 | 79.0°F |
| April 25 | 78.4°F | April 20 | 78.6°F |
| April 24 | 78.1°F | April 19 | 78.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Cat Ba Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in Cat Ba Island was noticed in July, August and June.
Monthly Sea Temperatures in Cat Ba Island, °F
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 86.8°F. The highest and lowest sea temperatures during the month were 88.7°F and 84.7°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 86.7°F. The highest and lowest sea temperatures during the month were 88.9°F and 83.7°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 85.4°F. The highest and lowest sea temperatures during the month were 86.5°F and 84.0°F.
current
weather
weather
| Cat Ba Island |
weather in
May
May
| Cat Ba Island |
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: 16:07
April 28, tuesday
1800

79°F
W
7 mph
7 mph
2100

79°F
NW
6 mph
6 mph
April 29, wednesday
0000

77°F
SW
3 mph
3 mph
0300

72°F
S
22 mph
22 mph
0600

72°F
S
15 mph
15 mph
0900

75°F
S
12 mph
12 mph
1200

81°F
SW
8 mph
8 mph
1500

79°F
W
11 mph
11 mph




























