ClimateForecastNovemberDecember >>

Ha long Bay Climate by Month

Ha long Bay experiences great temperature shifts. The city's weather can transition from very warm days to pleasant weather. It is also known for its large amounts of rainfall. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

The climate in Ha long Bay is known for significant temperature differences throughout the year, making the weather dynamic. Typically, daytime temperatures range from a very warm 31°C in June to a pleasant 20°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to 16°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Ha long Bay has a notably wet climate with abundant precipitation, recording 2090 mm of rainfall per year. The climate in Ha long Bay shows significant variation throughout the year. Expect heavy rainfall in August, with an average of 430 mm of precipitation over 16 rainy days. In contrast, February offers drier and sunnier days, with around 51 mm of rainfall over 11 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Ha long Bay serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 6.7 hours of sunshine daily, and embrace the darker days in March, offering only 1.6 hours of daily sunlight.

Monthly hours of sunshine

Data from: Ha Long, Vietnam (13 KM, 8 Miles).

Daily hours of sunshine

Data from: Ha Long, Vietnam (13 KM, 8 Miles).

The best time of year to visit Ha long Bay in Vietnam

During the months of February, March, April, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is the rainy season in Ha long Bay?
    Rainy season in Ha long Bay occurs in the months of May, June, July, August and September.
  • Which is the warmest month in Ha long Bay?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Ha long Bay?
    The coldest month is January with an average maximum temperature of 20°C.
  • Which is the wettest month in Ha long Bay?
    August tops the wettest month list with 430 mm of rainfall.
  • Which is the driest month in Ha long Bay?
    December is the driest month with 51 mm of precipitation.
  • Which is the sunniest month in Ha long Bay?
    July is the sunniest month with an average of 200 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Ha long Bay

    Thu   Nov 21
    26°C | 17°C
    E 18 km/h
    clear and no rain

    clear and no rain

    Fri   Nov 22
    25°C | 19°C
    NE 22 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Sat   Nov 23
    25°C | 20°C
    NE 22 km/h
    clear and no rain

    clear and no rain