27.06
sat
sat
Day

90°F
NW 7 mph
Precip.
40%
40%
Night

82°F
SW 3 mph
Precip.
25%
25%
28.06
sun
sun
Day

88°F
W 4 mph
Precip.
6%
6%
Night

82°F
NW 6 mph
Precip.
13%
13%
29.06
mon
mon
Day

88°F
N 7 mph
Precip.
9%
9%
Night

82°F
NW 10 mph
Precip.
65%
65%
30.06
tue
tue
Day

88°F
NW 12 mph
Precip.
61%
61%
Night

82°F
W 9 mph
Precip.
62%
62%
01.07
wed
wed
Day

88°F
NW 9 mph
Precip.
8%
8%
Night

82°F
W 9 mph
Precip.
42%
42%
02.07
thu
thu
Day

88°F
W 10 mph
Precip.
7%
7%
Night

82°F
W 8 mph
Precip.
61%
61%
03.07
fri
fri
Day

88°F
W 8 mph
Precip.
10%
10%
Night

82°F
NW 7 mph
Precip.
56%
56%
04.07
sat
sat
Day

86°F
NW 8 mph
Precip.
8%
8%
Night

82°F
NW 9 mph
Precip.
15%
15%
05.07
sun
sun
Day

86°F
NW 9 mph
Precip.
36%
36%
Night

82°F
W 6 mph
Precip.
23%
23%
06.07
mon
mon
Day

84°F
W 5 mph
Precip.
22%
22%
Night

81°F
E 6 mph
Precip.
57%
57%
07.07
tue
tue
Day

86°F
NE 4 mph
Precip.
46%
46%
Night

82°F
NW 4 mph
Precip.
43%
43%
08.07
wed
wed
Day

82°F
W 9 mph
Precip.
69%
69%
Night

81°F
NE 6 mph
Precip.
63%
63%
09.07
thu
thu
Day

86°F
W 13 mph
Precip.
44%
44%
Night

82°F
S 4 mph
Precip.
29%
29%
10.07
fri
fri
Day

82°F
W 6 mph
Precip.
36%
36%
Night

82°F
W 7 mph
Precip.
38%
38%
sea water
temperature
temperature
| Cat Ba Island |
monthly
weather
weather
| Cat Ba Island |
current
weather
weather
| Cat Ba Island |
7 days
forecast
forecast
| Cat Ba Island |
Sea water temperature in June, °F
Show year:
2026
2025
2024
The average sea water temperature in June of 2026 was 87.7°F. The highest and lowest sea temperatures during the month were 89.1°F and 85.8°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.
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: 05:17
June 27, saturday
0600

82°F
S
4 mph
4 mph
0900

88°F
N
2 mph
2 mph
1200

90°F
NW
7 mph
7 mph
1500

86°F
W
7 mph
7 mph
1800

84°F
W
7 mph
7 mph
2100

82°F
SW
6 mph
6 mph
June 28, sunday
0000

82°F
SW
3 mph
3 mph
0300

82°F
W
3 mph
3 mph




























