Best time to go to Halong Bay Average weather of Halong Bay, Vietnam
Get the very best time to visit Halong Bay in Vietnam from average weather conditions on this page.
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
- August is the rainiest month
- 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 |  |
63°F/68°F | tolerable weather | Halong Bay in january | ||
| February | |
67°F/70°F | tolerable weather | Halong Bay in february | ||
| March | |
70°F/76°F | bad weather | Halong Bay in march | ||
| April | |
77°F/81°F | tolerable weather | Halong Bay in april | ||
| May |  |
83°F/86°F | tolerable weather | Halong Bay in may | ||
| June | |
86°F/90°F | tolerable weather | Halong Bay in june | ||
| July |  |
86°F/88°F | tolerable weather | Halong Bay in july | ||
| August | |
85°F/88°F | tolerable weather | Halong Bay in august | ||
| September | |
85°F/88°F | tolerable weather | Halong Bay in september | ||
| October | |
79°F/85°F | good weather | Halong Bay in october | ||
| November | |
74°F/77°F | good weather | Halong Bay in november | ||
| December | |
67°F/70°F | 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 94°F and it rains about 26% 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 1.9in.
- In the month of may the climate is just OK. the thermometer goes up to 86°F°C and it rains in may about 5.3in.
- In the month of june the climate is not good. The record temperature this month is 97°F and it rains about 8.3in each month.
- In the month of july the climate is very bad. the thermometer goes up to 88°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 10.8in 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 6in.
- From october to december the climate is good. the thermometer goes up to 70°F°C and it rains in december about 0.7in.
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
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.
Halong Bay
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