Climate of Halong Bay
Halong Bay has a moderate climate. There is a lot of rainfall in the summer, and in the winter it is quite dry again. The average annual temperature for Halong Bay is 48° degrees and there is about 427 inch of rain in a year. It is dry for 129 days a year with an average humidity of 80% and an UV-index of 6.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 18°C and 30°C
- Night:the average nighttime temperature is between 15°C and 28°C
- Sea temperature: the sea temperature is between 19°C and 32°C
- Rain: it rains 200 days and there is a total of approximately 1085 mm rainfall
- Sun hours: throughout the year there are 2735 sun hours
Maximum temperature: | between 18°C and 30°C |
Warmest month: | 30°C in June |
Coldest month: | 18°C in January |
Night temperature: | between 15°C and 28°C |
Sea temperature: | between 19°C and 32°C |
Dry days: | 165 days |
Days with rain: | 200 days |
Days with snow: | 0 days |
Total rain sum: | 1085 mm |
Hours of sunshine: | 2735 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Halong Bay.
Precipitation graph
This graph shows the average amount of rainfall per month for Halong Bay.
Climate table of Halong Bay
In this climate table you can see at a glance what the average weather per month is for Halong Bay. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Halong Bay might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°F) | 65 | 67 | 71 | 76 | 82 | 86 | 86 | 86 | 86 | 82 | 76 | 68 |
Night temp. (°F) | 60 | 62 | 66 | 72 | 78 | 81 | 82 | 81 | 80 | 75 | 70 | 62 |
Water temp. (°F) | 67 | 67 | 69 | 73 | 79 | 81 | 89 | 88 | 86 | 80 | 79 | 71 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (inch) | 11 | 9 | 15 | 19 | 46 | 67 | 83 | 81 | 48 | 25 | 13 | 10 |
Days with rain | 13 | 11 | 17 | 17 | 20 | 23 | 26 | 23 | 18 | 11 | 10 | 11 |
Dry days | 18 | 17 | 14 | 13 | 11 | 7 | 5 | 8 | 12 | 20 | 20 | 20 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 4 | 4 | 5 | 7 | 10 | 11 | 10 | 11 | 9 | 8 | 6 | 4 |
Wind force (Bft) | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 |
UV-index | 4 | 5 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 4 |
Best time to visit Halong Bay
The best time to visit Halong Bay in Vietnam is from January through April and October through December. In this period you have a warm temperature and little precipitation. The highest average temperature in Halong Bay is 86°F in June and the lowest is 65°F in January. The highest water temperature is 89°F and at its coldest the water is 67°F.
Climate of Halong Bay by month
What is the average climate in a given month for Halong Bay? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Halong Bay weather experiences
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