27.04
mon
mon
Day
82°F
N 12 mph
Precip.
100%
100%
Night
77°F
N 7 mph
Precip.
78%
78%
28.04
tue
tue
Day
82°F
N 11 mph
Precip.
100%
100%
Night
77°F
S 7 mph
Precip.
88%
88%
29.04
wed
wed
Day
81°F
S 6 mph
Precip.
0%
0%
Night
70°F
S 9 mph
Precip.
0%
0%
30.04
thu
thu
Day
77°F
N 6 mph
Precip.
0%
0%
Night
73°F
W 8 mph
Precip.
0%
0%
01.05
fri
fri
Day
81°F
NW 7 mph
Precip.
100%
100%
Night
77°F
NW 9 mph
Precip.
100%
100%
02.05
sat
sat
Day
82°F
N 14 mph
Precip.
100%
100%
Night
79°F
NW 6 mph
Precip.
49%
49%
03.05
sun
sun
Day
84°F
N 11 mph
Precip.
87%
87%
Night
79°F
NW 6 mph
Precip.
0%
0%
sea water
temperature
temperature
| Cat Ba Island |
monthly
weather
weather
| Cat Ba Island |
current
weather
weather
| Cat Ba Island |
14 days
forecast
forecast
| Cat Ba Island |
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 79.1°F. The highest and lowest sea temperatures during the month were 82.0°F and 76.8°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 81.6°F. The highest and lowest sea temperatures during the month were 83.3°F and 79.0°F.
Air temperature in Cat Ba Island, °F
Precipitation total in Cat Ba Island, in.
* Charts above show average data for the last 3 years.
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: 01:53
April 27, monday
0300
77°F
N
9 mph
9 mph
0600
77°F
N
6 mph
6 mph
0900
81°F
N
9 mph
9 mph
1200
82°F
N
12 mph
12 mph
1500
81°F
N
12 mph
12 mph
1800
79°F
NW
9 mph
9 mph
2100
79°F
NW
6 mph
6 mph
April 28, tuesday
0000
77°F
N
7 mph
7 mph
