World Resorts Vietnam Cat Ba Island Weather

Cat Ba Island 7 Days Forecast

07.10
wed
Day
81°F
W 6 mph
Precip.
1%
Night
77°F
SW 9 mph
Precip.
17%
08.10
thu
Day
82°F
W 7 mph
Precip.
3%
Night
79°F
SW 10 mph
Precip.
6%
09.10
fri
Day
82°F
W 17 mph
Precip.
19%
Night
79°F
SW 9 mph
Precip.
71%
10.10
sat
Day
81°F
W 9 mph
Precip.
18%
Night
79°F
SW 8 mph
Precip.
15%
11.10
sun
Day
84°F
W 6 mph
Precip.
13%
Night
79°F
SW 5 mph
Precip.
18%
12.10
mon
Day
82°F
W 8 mph
Precip.
13%
Night
81°F
W 7 mph
Precip.
15%
13.10
tue
Day
84°F
W 9 mph
Precip.
6%
Night
81°F
SW 2 mph
Precip.
8%

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 83.0°F. The highest and lowest sea temperatures during the month were 84.7°F and 79.7°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 88.8 °F
July 88.7 °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:
August 14 days
July 14 days
June 12 days
Windiest months:
June 10.6 mph
July 10.0 mph
October 9.7 mph

Cat Ba Island on a weather map

Current weather
01:11
Cat Ba Island
+75°F
SE 5 mph
Feels like: +79°F
Precip.: 4%
Places in Vietnam:
Name
°F
Vinpearl
+77°F
Vung Tau
+72°F
Da Lat
+61°F
Da Nang
+75°F
Doc Let Beach
+77°F
Cam Ranh
+79°F
Mui Ne
+75°F
Nha Trang
+77°F
Phan Rang
+79°F
Phan Thiet
+75°F
Phu Quoc
+81°F
Ha Noi
+73°F
Ha Long
+68°F
Hoi An
+75°F
Ho Chi Minh
+79°F
all places
24 Hours Forecast
Cat Ba Island
Local time: 01:11
October 07, wednesday
0300
73°F
SE
6 mph
0600
72°F
S
6 mph
0900
77°F
W
6 mph
1200
81°F
W
6 mph
1500
81°F
W
7 mph
1800
79°F
W
10 mph
2100
79°F
SW
9 mph
October 08, thursday
0000
77°F
SW
9 mph
Units of measurement: °C / °F