World Resorts Vietnam Cat Ba Island Weather

Cat Ba Island 14 Days Forecast

27.06
sat
Day
90°F
N 7 mph
Precip.
21%
Night
84°F
NW 3 mph
Precip.
24%
28.06
sun
Day
84°F
SW 7 mph
Precip.
14%
Night
82°F
W 7 mph
Precip.
75%
29.06
mon
Day
90°F
W 8 mph
Precip.
19%
Night
82°F
NW 7 mph
Precip.
46%
30.06
tue
Day
86°F
NW 11 mph
Precip.
58%
Night
82°F
W 9 mph
Precip.
66%
01.07
wed
Day
86°F
NW 10 mph
Precip.
30%
Night
82°F
W 9 mph
Precip.
59%
02.07
thu
Day
88°F
NW 11 mph
Precip.
40%
Night
82°F
NW 8 mph
Precip.
47%
03.07
fri
Day
86°F
NW 10 mph
Precip.
36%
Night
82°F
NW 10 mph
Precip.
65%
04.07
sat
Day
86°F
NW 11 mph
Precip.
12%
Night
81°F
NW 11 mph
Precip.
68%
05.07
sun
Day
84°F
NW 11 mph
Precip.
45%
Night
82°F
NW 6 mph
Precip.
59%
06.07
mon
Day
82°F
N 11 mph
Precip.
68%
Night
81°F
N 9 mph
Precip.
45%
07.07
tue
Day
86°F
N 5 mph
Precip.
22%
Night
81°F
NW 6 mph
Precip.
39%
08.07
wed
Day
86°F
W 12 mph
Precip.
24%
Night
81°F
W 6 mph
Precip.
33%
09.07
thu
Day
86°F
NW 7 mph
Precip.
11%
Night
82°F
NW 4 mph
Precip.
11%
10.07
fri
Day
90°F
NW 6 mph
Precip.
10%
Night
84°F
NW 7 mph
Precip.
12%

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

Sunniest months:
October 14 days
June 12 days
September 12 days
Warmest months:
August 88.9 °F
July 88.9 °F
June 88.2 °F
Warmest sea temp:
July 86.8 °F
August 86.6 °F
June 86.4 °F
Coldest months:
January 66.9 °F
February 68.3 °F
December 69.3 °F
Rainiest months:
July 15 days
August 14 days
June 12 days
Windiest months:
June 10.6 mph
July 10.1 mph
October 9.7 mph

Cat Ba Island on a weather map

Cat Ba Island
+82°F
SE 3 mph
Feels like: +93°F
Precip.: 56%
Places in Vietnam:
Name
°F
+77°F
+75°F
+66°F
+77°F
+77°F
+79°F
+79°F
+77°F
+79°F
+79°F
+82°F
+81°F
+81°F
+77°F
+81°F
24 Hours Forecast
Cat Ba Island
Local time: 04:09
June 27, saturday
0600
82°F
SE
6 mph
0900
88°F
E
2 mph
1200
90°F
N
7 mph
1500
90°F
NW
7 mph
1800
86°F
NW
5 mph
2100
84°F
W
6 mph
June 28, sunday
0000
84°F
NW
3 mph
0300
82°F
W
3 mph
Units of measurement: °C / °F