Weather in Hanoi
What's the weather like in Hanoi?
Hanoi has a moderate climate and heavy rainfall, especially in the wet season. Average daytime highs range from 20°C (68°F) in January to 33°C (91°F) in July, with overnight lows around 14°C (57°F) and 26°C (79°F) respectively.
For comfortable sightseeing temperatures (18–26°C daytime highs), the best months to visit Hanoi are January through April, and November through December.
Quick facts
- Country
- 🇻🇳 Vietnam
- Region
- Asia
- Time zone
- Asia/Ho_Chi_Minh
- Coordinates
- 21.029, 105.854
Monthly climate
Long-run averages for each month of the year.
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 20°C / 68°F | 14°C / 57°F | 20 mm | 8 | 0 |
| February | 21°C / 70°F | 15°C / 59°F | 30 mm | 12 | 0 |
| March | 23°C / 73°F | 18°C / 64°F | 45 mm | 15 | 0 |
| April | 28°C / 82°F | 21°C / 70°F | 95 mm | 13 | 0 |
| May | 32°C / 90°F | 24°C / 75°F | 195 mm | 14 | 0 |
| June | 33°C / 91°F | 26°C / 79°F | 240 mm | 14 | 0 |
| July | 33°C / 91°F | 26°C / 79°F | 290 mm | 15 | 0 |
| August | 32°C / 90°F | 26°C / 79°F | 320 mm | 16 | 0 |
| September | 31°C / 88°F | 24°C / 75°F | 230 mm | 13 | 0 |
| October | 29°C / 84°F | 22°C / 72°F | 130 mm | 9 | 0 |
| November | 26°C / 79°F | 18°C / 64°F | 45 mm | 6 | 0 |
| December | 22°C / 72°F | 15°C / 59°F | 25 mm | 6 | 0 |
Hanoi by month
Detailed weather for any specific month:
Seasonal patterns to know
East Asia typhoon season runs June–November (peak August–October). Typhoons can disrupt travel — peak risk is August–October.
Cities with a similar climate to Hanoi
Frequently asked questions
When is the best time to visit Hanoi?
The most comfortable months in Hanoi are usually January, February, December, when average highs sit near 18–26°C (64–79°F) with relatively little rain. See the full month-by-month breakdown for the exact figures.
What is the hottest month in Hanoi?
June is typically the hottest month in Hanoi, averaging a high of 33°C (91°F).
What is the coldest month in Hanoi?
January is usually the coldest, with average lows around 14°C (57°F).
Does it snow in Hanoi?
Snow is rare in Hanoi; the climate data shows essentially no snowfall across the year.
Live forecast, sunrise/sunset, and more.