Hạ Long Climate: Weather by Month and Best Time to Visit
Best months for Hạ Long: December, February, November, March.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 19°C | 14°C | 34 mm | 7 | – | – | 7.7 |
| February | 20°C | 16°C | 21 mm | 6 | – | – | 8.0 |
| March | 22°C | 18°C | 43 mm | 9 | – | – | 7.9 |
| April | 26°C | 22°C | 70 mm | 12 | – | – | 7.5 |
| May | 30°C | 25°C | 220 mm | 20 | – | – | 5.9 |
| June | 31°C | 27°C | 269 mm | 23 | – | – | 5.4 |
| July | 31°C | 27°C | 303 mm | 24 | – | – | 5.5 |
| August | 31°C | 26°C | 381 mm | 26 | – | – | 5.5 |
| September | 30°C | 25°C | 239 mm | 20 | – | – | 5.7 |
| October | 29°C | 22°C | 104 mm | 12 | – | – | 7.4 |
| November | 25°C | 19°C | 51 mm | 8 | – | – | 8.0 |
| December | 21°C | 15°C | 31 mm | 6 | – | – | 8.1 |