Best time to go to Halong Bay: Climate and Weather. The 1 months to avoid!

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, October, November and December
On average, the warmest months are May, June, July, August, September and October
The rainiest months are 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	Average temp.	Rainfall	Our opinion	View Details
JanuaryJan.	15°C/21°C	68mm	tolerable weather	Halong Bay in january
FebruaryFeb.	17°C/23°C	30mm	tolerable weather	Halong Bay in february
MarchMar.	20°C/25°C	62mm	tolerable weather	Halong Bay in march
AprilApr.	23°C/29°C	86mm	tolerable weather	Halong Bay in april
MayMay	27°C/32°C	249mm	good weather	Halong Bay in may
JuneJun.	28°C/33°C	372mm	tolerable weather	Halong Bay in june
JulyJul.	28°C/33°C	488mm	tolerable weather	Halong Bay in july
AugustAug.	28°C/34°C	445mm	bad weather	Halong Bay in august
SeptemberSep.	27°C/33°C	261mm	tolerable weather	Halong Bay in september
OctoberOct.	24°C/31°C	155mm	good weather	Halong Bay in october
NovemberNov.	21°C/27°C	57mm	good weather	Halong Bay in november
DecemberDec.	17°C/23°C	43mm	good weather	Halong Bay in december

Weather and climate in Halong Bay

Between january and march the climate is okay. The record temperature this month is 34°C and it rains about 44% of the time in march.
In april the climate is good. In average, on the morning it is 23°C and it rains in april about 86mm.
In the month of may the climate is just OK. the thermometer goes up to 32°C°C and it rains in may about 249mm.
In the month of june the climate is not good. The record temperature this month is 37°C and it rains about 372mm each month.
In the month of july the climate is very bad. the thermometer goes up to 33°C°C.
In the month of august the climate is not good. At lunchtime, it's 33°C in average and you can expect to have 445mm of rainfall/month during this period.
In the month of september the climate is just OK. By early evening, the temperature averages 29°C and it rains in september about 261mm.
From october to december the climate is good. the thermometer goes up to 23°C°C and it rains in december about 43mm.

Chart: temperature and rainfall in Halong Bay

The chart below allows you to look at the following seasonal norms for the city of Halong Bay: minimum and maximum temperatures, and the monthly volume of precipitation for each month of the year.

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.