Month-by-month travel weather
Ha Long December weather
Ha Long, Vietnam · December
Plan for warm indoors and chilly deck time
December moves into winter with more cool and damp-feeling days. Without sun, it can feel clammy.
Deck wind can make it feel colder than expected, so a windbreaker and thin layers help.
December averages at a glance
Average low
around 14–16°C
Average high
around 18–21°C
Average rainfall
around 20–50 mm
Wet days
about 6–10 days
What to wear in December in Ha Long
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Light knit/cardigan + windbreaker works well.
- • Long pants and socks improve comfort.
- • Waterproof pouch helps on damp days.
Travel tips for visiting Ha Long in December
- • Use short deck windows to avoid getting chilled.
- • Layers help inside too if heating is limited.
December weather in Ha Long — FAQ
Q. Is December rain-free?
A. Often less rainy than summer, but damp/rainy days can still happen.
Q. Is swimming comfortable in December?
A. Many find it cool, especially with wind. It depends on tolerance.
Explore Ha Long
These pages are connected so you can compare conditions and decide for yourself.