Hạ Long

What is the climate like in Hạ Long?

The best time to visit Hạ Long is typically November – March, with trip comfort peaking in December (7.6/10). Hạ Long is warmest in June, when daily highs average 90°F (32°C), and coolest in January, when lows fall to about 59°F (15°C). The wettest month is typically August and the driest is December; the year sees roughly 77 in (1963 mm) of precipitation.

• Best time to visitNovember – March — comfort peaks in December (7.6/10)
• Warmest monthJune — average high 90°F (32°C)
• Coolest monthJanuary — average low 59°F (15°C)
• Wettest monthAugust (18 in (466 mm))
• Driest monthDecember (0.9 in (23 mm))
• Annual precipitation77 in (1963 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromPhu Lien, 49 km away (1974-2026)