When is the best time to go to Halong Bay?

When is the best time to go to Halong Bay? Here's some information to help you in your decision:

  • The best months for good weather in Halong Bay are October, November and December
  • On average, the warmest months are May, June, July, August and September
  • The rainiest months are June, July and August
  • The best months for swimming are May, June, July, August, September and October

Annual weather in Halong Bay

For full information about the climate and weather in Halong Bay a specific month, click on the corresponding line below:

January 59°F/68°F
February 63°F/72°F
March 68°F/76°F
April 74°F/81°F
May 81°F/86°F
June 83°F/90°F
July 83°F/90°F
August 83°F/90°F
September 79°F/88°F
October 74°F/83°F
November 68°F/77°F
December 61°F/70°F

Weather and climate in Halong Bay

Halong Bay enjoys a monsoon-influenced humid subtropical climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Halong Bay is 81°F (ranging from 68°F in january to 90°F in june). Annual rainfall is 104.6in, with a minimum of 1.5in in february and a maximum of 21.8in in august.
  • Between january and march the climate is okay. The record temperature this month is 94°F and it rains about 11% of the time in march.
  • In april the climate is good. In average, on the morning it is 74°F and it rains in april about 4.4in.
  • In the month of may the climate is just OK. the thermometer goes up to 86°F°C and it rains in may about 12.2in.
  • In the month of june the climate is not good. The record temperature this month is 99°F and it rains about 17.9in each month.
  • In the month of july the climate is very bad. the thermometer goes up to 90°F°C.
  • In the month of august the climate is not good. At lunchtime, it's 88°F in average and you can expect to have 21.8in of rainfall/month during this period.
  • In the month of september the climate is just OK. By early evening, the temperature averages 81°F and it rains in september about 11.7in.
  • From october to december the climate is good. the thermometer goes up to 70°F°C and it rains in december about 1.8in.

Halong Bay : La baie d’Halong

Charts: temperature and rainfall in Halong Bay

In the charts below, you can see the following seasonal norms for the city of Halong Bay: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature


Peak visitor numbers and tourist seasons in Halong Bay

Find out when Halong Bay has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Halong Bay

  • Very low season in Halong Bay
    The months with the lowest number of tourists are: February, March and June.
  • Low season in Halong Bay
    The months with low numbers of tourists are: January, May and September.
  • High season in Halong Bay
    The number of visitors to Halong Bay is high in: April and July.
  • Peak season in Halong Bay
    The largest number of tourists visiting Halong Bay is during: August, October, November and December.

Figure: Visitor index for Halong Bay month by month

Best time for low prices in Halong Bay

Average prices of hotels in Halong Bay month by month

Generally, November is the month with the lowest hotel prices in Halong Bay. So this is a great time to save on your holiday! In contrast, April is statistically the most expensive month of the year for hotels.

Find the best price for your hotel room

Average price of hiring a car in Halong Bay

On average, it costs $ 21 per day to hire a car in Halong Bay. This price varies by $ 4.8 depending on the month. In june, hiring a car costs an average of $ 18 per 24 hours, so this is the best time to save money! In contrast, the average price in december is $ 23.

Find the best price for your car rental

Other cities and places near Halong Bay

Chargement en cours
Legend: Halong Bay other locations

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