December is early in Northern Vietnam winter season. The Norhern and central regions of Vietnam have little rains and mostly cool weather.
Hanoi and Halong will be cool and dry. The temperature may be down to +6 in late December, it is also wet and rainy. Snow in Sapa, with icicles in the water bottle in the morning.
Hoi An and Hue might be monsoonal. Danang to Nha Trang can get down to +20'C in december, rains stop in mid December. Ho Chi Minh City will be warm and dry. In general, December will be a perfect month to travel.
note: this forcast for Vietnam weather in December was drawn from December of previous years.
December is among popular travel months in Vietnam, advanced reservations are strongly advised.
Prices reflect the popularity of travel at this time plus the Christmas holidays and New Year Festival.
Vietnam weather for other months: January, February, March, April, May, June, July, August, September, October, November and December.
Weather forecast by city
Ho Chi Minh City weather
Halong bay weather
Hoi an weather
Nha Trang weather