World Resorts Vietnam Cat Ba Island Weather

Cat Ba Island Sea Temperature in January

Average sea water temperature in January:
+67.3°F
Minimum sea water temperature in January: 72.7°F
Maximum sea water temperature in January: 62.8°F

Daily sea water temperature in January, °F

Show year:
2025
2024
2023
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59
62
65
68
71
74
77

The average sea water temperature in January of 2025 was 66.5°F. The highest and lowest sea temperatures during the month were 68.2°F and 63.9°F.

Monthly sea water temperature in Cat Ba Island, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
71.6
77.9
82.7
85.8
86.6
86.8
86.4
82.2
75
69.4
66.4
67.3

Which Vietnam resorts have warmest sea in January?

Place name January 2025 January 2024
Phu Quoc 82.7°F 84.2°F
Ho Chi Minh 80.4°F 81.3°F
Vung Tau 80.1°F 80.3°F
Ke Ga 79.0°F 79.2°F
Phan Thiet 78.9°F 79.2°F
Mui Ne 78.2°F 79.0°F
Con Dao 77.9°F 78.8°F
Phan Rang 75.4°F 77.9°F
Cam Ranh 75.1°F 77.7°F
Doc Let Beach 74.8°F 77.9°F
Nha Trang 74.7°F 77.9°F
Vinpearl 74.7°F 77.8°F
Hoi An 72.8°F 75.4°F
Da Nang 72.6°F 75.2°F
Hue 72.2°F 74.6°F
Thanh Hoa 67.7°F 71.2°F
Cat Ba Island 66.5°F 69.4°F
Ha Long 65.7°F 69.3°F
Tuan Chau 65.2°F 69.3°F
Hai Phong 62.5°F 69.1°F

Best time for vacation in Cat Ba Island

Sunniest months:
October 14 days
September 13 days
July 12 days
Warmest months:
August 89.2 °F
July 89.1 °F
June 88.4 °F
Warmest sea temp:
July 86.8 °F
August 86.6 °F
June 86.4 °F
Coldest months:
January 66.9 °F
February 68.2 °F
December 69.3 °F
Rainiest months:
July 16 days
August 14 days
June 13 days
Windiest months:
June 10.7 mph
July 10.3 mph
October 9.8 mph

Cat Ba Island on a weather map

Leaflet | Tiles © Esri
Places in Vietnam:
Name
°F
+84°F
+97°F
+79°F
+81°F
+82°F
+82°F
+75°F
+86°F
+84°F
+86°F
+86°F
+79°F
+79°F
+84°F
+95°F
24 Hours Forecast
Cat Ba Island
Local time: 16:08
March 15, saturday
1800
72°F
W
11 mph
2100
70°F
S
7 mph
March 16, sunday
0000
66°F
S
9 mph
0300
64°F
S
11 mph
0600
61°F
S
11 mph
0900
61°F
S
10 mph
1200
61°F
S
11 mph
1500
59°F
S
8 mph
Units of measurement: °C / °F