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.

- January is one of the driest months of the year.
- The weather is cool throughout the day and sometimes freezy cold at night.
- Halong Bay this month bears a festive atmosphere and you can enjoy many activities, including outdoor sightseeing trips, however, swimming is not recommended on cold days.
- You should pack winter clothes, jackets, and umbrellas.
Halong Bay is a stunning destination that attracts visitors year-round, except during the stormy season. Winter months, including January, are particularly popular among international tourists, who flock to the area for a cruise vacation. In January, the weather is typically cool and dry, providing great opportunities for short stays and a wide range of activities. Below is essential information to help you prepare for your visit to Halong Bay in January 2025.
Weather in January
The weather in Halong Bay during January can be characterized as cool and dry with minimal rainfall.
January is one of the driest months, with relative daytime humidity ranging from 60% to 70%. The average temperature hovers around 17°C, which tends to feel comfortable for the majority of Western travelers. Nighttime temperatures can drop to around 12°C, while daytime highs reach approximately 19°C. Rain is infrequent, with an average of only 4 days experiencing precipitation, totaling about 15mm during the month.
This ideal climate allows travelers from the West to enjoy outdoor activities with a lower likelihood of rain or cancellations.
Month | High / Low (°C) | Average rainfall (MM) | Rain Days |
---|---|---|---|
January (2025) | 19° / 12° | 15 mm | 4 days |
Halong Bay weather averages in January (2018-2022 average)
Pros & Cons of Visiting in January
Pros:
- Cooler temperatures and low rainfall create great conditions for a variety of activities.
- Stable weather reduces the risk of cancellations due to weather-related issues.
- This time of year is ideal for cruise trips with clearer skies and less rain.
- The traditional Tet holiday approaches, providing a vibrant and festive atmosphere.
Cons:
- The comfortable weather can draw larger crowds, making January a peak season for international tourists, which may drive up prices.
- Some may find the temperatures too chilly, particularly children.
- Occasional foggy weather in January could affect visibility and views.
Events
In addition to international New Year’s Day on January 1, Lunar New Year (Tet Holiday) is generally celebrated in late January. This festival typically lasts for about 10 days, with Vietnamese people engaged in preparations for one of the most significant holidays of the year. Visitors during this time may get a chance to experience the traditional Tet atmosphere alongside locals.
However, many businesses may close, and restaurants often operate on reduced hours. Transportation may also be congested, with government offices remaining closed.
- January 01, 2025: New Year Holiday
- January 29, 2025: Tet Holiday (Lunar New Year)
Tet Holiday in Vietnam (Making Chung cake)
Best Activities in Halong Bay in January
Cruising
Embarking on a cruise around Halong Bay is a fantastic option year-round, with particularly great conditions in January. While it may be slightly foggy in the mornings, the views typically clear up as the sun rises. This is an excellent time to relax and take in the breathtaking scenery. In addition to indulging in fresh seafood and local specialties, there are numerous activities available on board. Travelers can participate in yoga classes, enjoy afternoon tea and sunset parties, as well as nighttime entertainment including squid fishing, karaoke, and movie screenings.
Some notable cruises to consider for January include Stellar of the Seas Cruise, Ambassador Cruise, Heritage Cruise Binh Chuan, Paradise Elegance Cruise, and Indochine Cruise.
Kayaking and Swimming
Although the weather remains cool, swimming may still be enjoyable for many Western travelers accustomed to colder climates. Halong Bay boasts beautiful beaches, such as Titop Beach, Ba Trai Dao Beach, and Tuan Chau Beach. For those less inclined to swim or if temperatures dip too low, kayaking presents a great alternative. Popular kayaking spots include Luon Cave, Dark and Bright Cave, Tung Sau Area, Cua Van Fishing Village, and Vung Vieng Fishing Village.
What to Pack for Traveling to Halong Bay in January
When visiting Halong Bay in January, it is advisable to bring lightweight, waterproof jackets to shield against the cool, foggy weather. Comfortable walking shoes and sandals are also essential. Don't forget to pack swimsuits, light clothing, and sunglasses.
Additional helpful items to consider packing include:
- Insect repellent
- First aid kits
- Hats, flip-flops, and sandals
- Jackets and perhaps some sweaters for colder days
Insider Tips
Overall, January is an exceptional time to explore Halong Bay. However, consider the following tips:
- Booking cruises and services through travel agencies can often lead to better deals.
- Frequent checks of weather forecasts are recommended to stay updated on conditions and to pack appropriately.
- Since the Lunar New Year may occur in late January, it’s wise to consult a calendar and prepare for potential crowds at cruises and attractions.