Ha Long Weather and Climate: A Comprehensive Guide
The temperature in Ha Long can vary quite a bit throughout the year.
Temperatures can be very warm during the warmest months,
and pleasant during the cooler months.
It also has a notably wet climate with much precipitation.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
Visitors to Ha Long can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a very warm 32°C in June, the warmest time of the year, to a pleasant 20°C during cooler months like January.
At night, temperatures typically drop to an average of around 15°C during these months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Ha Long is known for its substantial rainfall, with annual precipitation reaching 1974 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, August receives heavy rainfall, averaging 407 mm of precipitation, recorded across 16 rainy days. In contrast, the drier season, February brings less rainfall, with 41 mm over 11 rainy days. For more details, please visit our Ha Long Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Ha Long. While July receives considerable daily sunshine with up to 6.7 hours, March marks the darkest time of the year, where sunshine is scarce with only 1.6 hours of sunlight per day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The city experiences its highest humidity in March, reaching 88%. In November, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
overcast and no rain clear and no rain clear and no rainForecast for Ha Long
4 m/s
4 m/s
5 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Ha Long in Vietnam
During the months of February, March, 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:
Rainy season in Ha Long occurs in the months of May, June, July, August and September.
June has an average maximum temperature of 32°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 20°C.
August tops the wettest month list with 407 mm of rainfall.
February is the driest month with 41 mm of precipitation.
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.
