World Resorts Vietnam Cat Ba Island Weather

Cat Ba Island Sea Temperature in April

Average sea water temperature in April:
+75.1°F
Minimum sea water temperature in April: 84.4°F
Maximum sea water temperature in April: 67.1°F

Daily 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.

Monthly sea water temperature in Cat Ba Island, °F

Which Vietnam resorts have warmest sea in April?

Place name April 2026 April 2025
Phu Quoc 87.5°F 86.5°F
Ho Chi Minh 84.1°F 84.6°F
Vung Tau 84.0°F 84.1°F
Con Dao 83.7°F 82.2°F
Ke Ga 83.4°F 82.9°F
Phan Thiet 83.4°F 83.4°F
Mui Ne 83.4°F 83.3°F
Hue 83.2°F 77.6°F
Cam Ranh 82.3°F 81.2°F
Doc Let Beach 82.3°F 81.2°F
Nha Trang 80.6°F 80.4°F
Phan Rang 80.4°F 80.4°F
Thanh Hoa 80.3°F 74.8°F
Da Nang 80.1°F 77.2°F
Vinpearl 79.7°F 80.1°F
Ha Long 79.6°F 73.9°F
Tuan Chau 79.5°F 74.2°F
Cat Ba Island 79.1°F 73.7°F
Hoi An 78.9°F 76.5°F
Hai Phong 78.9°F 74.2°F

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 86.3 °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
+77°F
N 6 mph
Feels like: +81°F
Precip.: 100%
Places in Vietnam:
Name
°F
+73°F
+77°F
+66°F
+73°F
+73°F
+75°F
+77°F
+77°F
+73°F
+75°F
+77°F
+81°F
+73°F
+75°F
+81°F
24 Hours Forecast
Cat Ba Island
Local time: 05:12
April 27, monday
0600
77°F
NW
7 mph
0900
79°F
N
9 mph
1200
82°F
N
12 mph
1500
81°F
N
12 mph
1800
79°F
NW
11 mph
2100
77°F
NW
7 mph
April 28, tuesday
0000
77°F
NW
10 mph
0300
77°F
N
10 mph
Units of measurement: °C / °F