Best time to go to Halong Bay Average weather of Halong Bay, Vietnam

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

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

Month				Our opinion	View Details
January		59°F/68°F	30%	tolerable weather	Halong Bay in january
February		63°F/72°F	29%	tolerable weather	Halong Bay in february
March		68°F/77°F	39%	bad weather	Halong Bay in march
April		74°F/83°F	38%	tolerable weather	Halong Bay in april
May		79°F/88°F	60%	good weather	Halong Bay in may
June		83°F/92°F	75%	tolerable weather	Halong Bay in june
July		83°F/92°F	80%	tolerable weather	Halong Bay in july
August		81°F/92°F	75%	tolerable weather	Halong Bay in august
September		79°F/92°F	57%	good weather	Halong Bay in september
October		76°F/86°F	31%	good weather	Halong Bay in october
November		68°F/81°F	22%	good weather	Halong Bay in november
December		61°F/72°F	23%	good weather	Halong Bay in december

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Weather and climate in Halong Bay

• Between january and march the climate is okay. The record temperature this month is 94°F and it rains about 39% 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 2.9in.
• In the month of may the climate is just OK. the thermometer goes up to 88°F°C and it rains in may about 8.6in.
• In the month of june the climate is not good. The record temperature this month is 99°F and it rains about 12.8in each month.
• In the month of july the climate is very bad. the thermometer goes up to 92°F°C.
• In the month of august the climate is not good. At lunchtime, it's 92°F in average and you can expect to have 13.9in of rainfall/month during this period.
• In the month of september the climate is just OK. By early evening, the temperature averages 83°F and it rains in september about 8.6in.
• From october to december the climate is good. the thermometer goes up to 72°F°C and it rains in december about 1.3in.

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Tours and organised trips in Vietnam

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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

Humidity

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Map of Vietnam

Halong Bay appears on the map below with a blue icon. The other cities or locations in Vietnam appear on the map with a black icon. Click for information about the climate.

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