Halong Bay Weather in December
December is a festive month and why not celebrate your important event in Halong Bay?
Winter officially arrives at Halong bay in December. The highest temperature reaches to only 22oC while the temperature can drop to about 15oC. The sea temperature continues to lower to 23oC. The dry season remains with only 20mm and the number of wet days is only 7 days. There is only 5hrs of sunshine during the 11hrs of daylight in December. Visibility during December is quite low so photo taking might be disappointing.
√ Average temperature: 18.5oC
√ Average sea Temperature: 23oC
√ Monthly rainfall: 20mm
√ Average hours of sunshine per day: 5