Hanoi, Vietnam

If you're planning a city break, Hanoi deserves a close look. This Vietnam destination lies in the tropics, and its climate record peaks at an 82/100 sun score in November — 26°C afternoons under 58% average cloud cover.

June is the heat peak, averaging 33°C highs; January is the cool end, when nights dip to around 14°C. Rain is most likely in August, when about 79% of days see meaningful rainfall, and least likely in December (19%). The genuinely warm window — average highs of 24°C or better — covers March–November.

The seasonal arc is clear in the data: summer averages 33°C against winter's 22°C, while rain-day odds move from 29% in winter and 45% in spring to 69% in summer and 47% through autumn. In short: plan around autumn if you can, keep winter as the fallback, and go into summer with managed expectations (its season score is 62). A practical compromise is March — the edge of the warm window, averaging 26°C with a 68 sun score.

Best months to visit Hanoi

The best month on record is November — an 82/100 sun score, built on 58% cloud cover and 26% rain-day odds — followed by December and April. Anything in January–February, April–May and October–December clears our 70-point reliability bar. The month to avoid on pure weather odds is June (59/100).

Among the tropical destinations in our catalog, its November rain odds beat 83% of the field.

Month-by-month breakdown for Hanoi → · More destinations for November →

As of the latest refresh, Hanoi's next 16 days span 20°C to 32°C; 3 days look mostly sunny while 6 look likely to be wet — a live sun score of 79/100.