World Resorts Vietnam Cat Ba Island Weather

Cat Ba Island weather in June

Weather in Cat Ba Island: June

Average day temperature: 88.2°F
Average night temperature: 83.6°F
Sea water temperature: 86.3°F
Number of sunny days: 12 days
Day length: 13.3 - 13.4 hours
Number of rainy days: 12 days
Precipitation totals: 7.7 in.

Air temperature in June, °F

Show year:
2025
2024
2023

The highest day temperature during June of 2025 was 92°F. At the same time the lowest night temperature was 78°F. Daily and nightly averages during June were 86.2°F and 81.4°F.

Sea water temperature in Cat Ba Island in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 85.4°F. The highest and lowest sea temperatures during the month were 86.5°F and 84.0°F.

Sunny, partly cloudy and cloudy days

Mostly all days in June are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in June, in.

Precipitation total value in Cat Ba Island in June is 6.2 in. Other months of the year show relatively similar values.

Wind speed in June, mph

The average wind speed value in June is 10.6 mph It makes June most windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in June is: 6.6.

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 68.2 °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
January 9.8 mph

Cat Ba Island on a weather map

Cat Ba Island
+68°F
SW 16 mph
Feels like: +68°F
Precip.: 71%
Places in Vietnam:
Name
°F
+77°F
+81°F
+68°F
+75°F
+77°F
+77°F
+68°F
+79°F
+77°F
+77°F
+79°F
+81°F
+66°F
+66°F
+81°F
24 Hours Forecast
Cat Ba Island
Local time: 10:28
December 05, friday
1200
70°F
SW
14 mph
1500
70°F
W
12 mph
1800
68°F
W
12 mph
2100
68°F
SW
8 mph
December 06, saturday
0000
66°F
SW
6 mph
0300
66°F
SW
7 mph
0600
66°F
SW
8 mph
0900
68°F
W
11 mph
Units of measurement: °C / °F