Southeast Asia · Nature travel
Best time to visit Ha Long Bay
Early Feb–Mid Mar, Early Apr–Mid Apr, Early Nov–Mid Jan is the best time to visit. During this period, the average daytime high is 23.2°C, with 1.7 rainy days per 10 days.
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Season calendar
AvoidOff-seasonFairOkayGoodGreatBest
Japan MOFA travel advice
No Japan MOFA travel advisory is in effect for this destination.
Climate and season score by month
| Month | Level | Daytime high | Rainy days (per 10 days) | Cloud cover |
|---|---|---|---|---|
| January | Best | 20.3°C | 1.5 | 74.9% |
| February | Best | 21.0°C | 2.0 | 79.0% |
| March | Best | 23.1°C | 3.0 | 80.2% |
| April | Great | 27.1°C | 2.3 | 75.6% |
| May | Okay | 30.6°C | 3.0 | 73.6% |
| June | Off-season | 32.6°C | 3.2 | 82.9% |
| July | Avoid | 32.3°C | 4.0 | 80.3% |
| August | Avoid | 31.8°C | 4.5 | 81.0% |
| September | Off-season | 31.2°C | 4.0 | 72.1% |
| October | Good | 29.4°C | 2.0 | 58.7% |
| November | Best | 26.5°C | 1.4 | 58.0% |
| December | Best | 22.1°C | 1.1 | 67.8% |
How the score works
The season score is a relative 0–100 measure of how suitable each time of year is for travel at this destination, grouped into seven levels. It combines climate-normal trends in temperature, rain, cloud cover, and other conditions.
Weather station: PHU LIEN（49 km）. Data: NASA POWER, NOAA GHCN-Daily, OISST, IBTrACS, and Natural Earth.
These are historical climate-normal trends, not a weather forecast.