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📊 Monthly Climate Overview
| Month | Max °C | Min °C | Rain mm | Rain Days | Sun h | Wind km/h | Sea °C |
|---|---|---|---|---|---|---|---|
| Jan | 20.8°C | 13.9°C | 56.5 mm | 10 | 4.4 h | 13.8 km/h | – |
| Feb | 22°C | 15.2°C | 46.3 mm | 9 | 4.2 h | 14.4 km/h | – |
| Mar | 25.5°C | 18.9°C | 72.7 mm | 13 | 3.6 h | 15.5 km/h | – |
| Apr | 28.7°C | 21.6°C | 104.4 mm | 13 | 6.1 h | 16 km/h | – |
| May | 31.9°C | 24.9°C | 198.4 mm | 17 | 8.6 h | 15.5 km/h | – |
| Jun | 33.4°C | 26.7°C | 216.3 mm | 17 | 8.8 h | 14.1 km/h | – |
| Jul | 32.7°C | 26.3°C | 277 mm | 20 | 8.5 h | 13.6 km/h | – |
| Aug | 31.7°C | 25.8°C | 398.1 mm | 24 | 7.7 h | 12.5 km/h | – |
| Sep | 30.7°C | 24.8°C | 308.9 mm | 21 | 8.0 h | 12.3 km/h | – |
| Oct | 28.3°C | 21.9°C | 188 mm | 14 | 7.8 h | 13.9 km/h | – |
| Nov | 25.7°C | 19.2°C | 63.1 mm | 10 | 7.0 h | 13.4 km/h | – |
| Dec | 21°C | 14.3°C | 36.4 mm | 7 | 5.4 h | 13.7 km/h | – |
📖Climate & Best Time to Visit Hanoi
Hanoi (Vietnam) has a tropical climate with an annual average of around 24 °C. Daytime highs average 28 °C, while nights cool to about 21 °C. The destination sees roughly 1966 mm of rainfall per year and 6.7 hours of sunshine per day on average.
Spring and autumn are ideal for a city break: June is the sunniest month with 8.8 hours of sun per day, and mild temperatures make exploring on foot comfortable. Peak summer (June, up to 33.4 °C) can get exhausting, while in January nights drop to 13.9 °C.
Rainfall varies through the year: peaks in August (24 rainy days), driest month is December (7).
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Frequently asked questions about Hanoi
When is the best time to visit Hanoi?
The best time to visit Hanoi: December (avg. 17.7 °C, 7 rainy days). Based on the monthly values for 2014 to 2023.
What are the temperatures in Hanoi?
The warmest month is June with an average of 30.1 °C and daytime highs around 33.4 °C. The coldest month is January with an average of 17.4 °C and night-time lows around 13.9 °C.
How many rainy days does Hanoi have?
August has the most rainy days with 24 rainy days. The driest month is December with 7 rainy days.