However, with some planning, you can have an amazing Halong tour with half of the normal price when booking cruise in the low season.
This post will give you pros and cons for each season of weather in Halong Bay, so you can easily to choose the best time to visit that most suitable with your schedule, budget…
Also, there will instructions what you can do in case of your cruise tour get canceled due to bad weather at the end of the post.
Halong Bay Weather Overview
Halong locates in the North of Vietnam – just 156km away from Hanoi capital so the weather in Hanoi and Halong is similar.
Both Hanoi and Halong Bay climate share the same typical humid & tropical monsoon weather.
While the South of Vietnam has only two seasons (rain and dry season), Halong has 4 seasons with its own weather features.
Take a look at the following graphs for an overview of the weather conditions and see when is the best time of year you should go to Halong Bay:
Winter (January - February): Mystical Halong Bay
The temperature of Halong Bay is around 13-20°C which is very pleasant and perfect for relaxing.
There is sunlight during the day but mostly you will see fog and drizzle in the morning and late afternoon.
However, during this time you can see a completely different look of Halong Bay.
A mystical Halong Bay, where the rock formations hide under cloudy fog, appear, disappear and then show up again.
Compared to October to December, Halong is less crowded and you will have the chance to experience Lunar New Year – the most important holiday in Vietnam.
Spring (March - May): The New Beginnings
The weather is not hot yet average of 24°C but it will be more likely to rain especially during March. Humidity will start to increase during this time.
However, the weather is still pleasant and there is more sunlight for outdoor activities such as swimming and kayaking in the daytime.
Summer (June - September): Storm Season
Can be hot and humidity for westerners but Halong during this time is very charming with crystal clear sky and emerald water.
There can be some light rain but overall, you can expect a lot of direct sunlight.
If you want to enjoy a clear view of the bay, especially from the seaplane, this is the best time to do so.
There will be more time for swimming, kayaking, and other water activities than in the fall and winter.
Fall (October - December): Peak Season
October – December is a good time if you have plan to visit Halong Bay, thanks to its pleasant weather. The humidity level drops considerably and the temperature is around 13°C-21°C.
There is less rainfall during this period of time. However, you can expect cloudy weather toward the end of December.
Tourists can enjoy more sunshine, which is not as harsh as in the summer.
December is also time for Christmas and New Year, however, you can expect rare light rain during this month.
There will be more deals and special programs for this occasion.
Overall, keep in mind that this is the peak season for tourists so Halong is expected to be more crowded.
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