Generally, average daily wearther in Ha Long Bay in the time of March is 18 with the high being 23 and lows around 18 celsius.
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 23 |
| Low Temperature | 18 |
| Sunshine Per Day | 9 |
Useful Links: Ha Long Bay Weather: Average Weather & Yearly Climate