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Halong Bay Weather in January

January in Halong Bay is often cold and dry. It may not be best for swimming but definitely great for taking photos of the scenic landscape.

Being in the middle of the winter, January in Halong Bay is still rather cold with the average temperature at 17oC. The maximum temperature is only 20 degree and the minimum temperature is around 14 degree. While there is a long 11 hours of daylight, the sun is on for shining for only 3 hours.

With the sea temperature of 21oC, it is not that cold to swim but the average temperature makes it colder than it is. Bringing a sweater and a coat is a good idea to shield from the cold and occasional rain though the average rainfall is only 18mm/month and lasts for around 10 days in Halong.

Tips: Check the calendar to see if your travel will coincide with Lunar New Year, which takes place sometimes in late January and others in early February. During this holiday, many cruises will stop running.

√  Average temperature: 17oC 

√  Average sea Temperature: 21oC

√  Monthly rainfall: 18mm

√  Average hours of sunshine per day: 3