Located in the Southeast Asia region and has the same time zone with Bangkok, also represented the typical weather of tropical monsoon type in Northern Vietnam; but Hanoi is unique thanks to its location on the northern hemisphere with four season times in the year, making Hanoi so charming and mysterious, attracting so many travelers coming to Hanoi annually. Hanoi is considered as all year round destination for travelers, but which time (season) is best for you? We have some suggestions based on the weather, events and tastes by season to help you choose your most favorite time to travel Hanoi.
| Spring (March–April) | Pleasant temperatures (20-25 °C), mild humidity, fewer heavy rains — ideal for walking tours and outdoor exploration. |
| Summer / Monsoon (May–August) | Very hot, high humidity, frequent rain and thunderstorms especially in July–August. Outdoor plans can be disrupted. |
| Autumn (September–November) | Cooler air, lower rainfall after early autumn, clearer skies. Many locals and tourists consider September–November the best travel window. |
| Winter (December–February) | Cooler, sometimes chilly (especially January), occasional drizzles or fog. It’s drier than summer but less green. |
From a travel-comfort perspective, March–April and September–November offer the best balance of weather, fewer disruptions, and more scenic days.
Spring
Spring time may be the most memorable time in Hanoi because spring is the sign of upcoming Tet holiday. If you arrive in Hanoi this time, you will see how Hanoi people eager to prepare the Tet holiday – the biggest holiday and festival of Vietnam every year. The weather in spring is much warmer, humid and has drizzling rains, suitable for the plants to grow and flowers to blossom. On the road, people sell and buy peach-blossom, especially Nhat Tan peach and “kumquat” tree. Or you can choose to go to the market flowers to choose more kinds of flower there. You will have wonderful time to participate in Hung King festival or Perfume Pagoda and many others interesting places.
Summer
Although Hanoi’s summer is very hot in day times indeed with the average temperature of 32 degree (sometimes the temperature outside can reach 40°C in peak heat), and July is usually the hottest month of a year, but the night in Hanoi this time is great. If you go out at night, you will see a lot of people pouring to night market or street tea shops. Heavy rain is one feature of Hanoi’s summer, along with high humidity. Based on the uncomfortable weather conditions, summer seems to be the hardest season for tourists to travel to Hanoi. If you decided to choose to arrive at Hanoi this time, remember to bring raincoat or umbrella whenever go out. And, do not forget to enjoy many kinds of flowers such as white Madonna lily on April, red flamboyant and violet Lagerstroemia speciosa (Bang Lang flower) on May, and West Lake lotus on June will attract people to take photos. Summer is a season of variety of fruits in the north of Vietnam. And you can taste them in the capital of Hanoi, such as: grapefruit, litchi, mango, watermelon, pineapple…
Autumn
Autumn is considered as the most beautiful and romantic time for travelers to visit Hanoi. This season is quite short, typically from middle of September to the end of November. With the average temperature is 25 degree, Hanoi’s autumn is so charming with warm sunlight, cool breeze and dry atmosphere. If you love seeing the leaves change color, enjoying some local autumn specialties such as young green rice, living slowly for a to appreciate the beauty of your life, you definitely should come to Hanoi in autumn. Remember to wear a light overcoat or a cardigan when go out. Hanoi in autumn is truly romantic and peaceful. It is also good time to enjoy the mid autumn festival (Trung Thu), one of the biggest festivals each year in Vietnam celebrated on the lunar August, 15th. Besides milk flowers with special smell, daisy is an autumn’s specific flower, along with Cốm (green sticky rice) – a specialty of Hanoi in this season.
Winter
The winter of Hanoi starts from December and may last until the February, with the average temperature of 15-17°C. Sometimes it drops to below 10°C and the high humidity will make the weather a little bit colder. Remember to bring warm clothes if you don’t want to get a cold here. Winter often brings a sad feeling, because the sky is often dark and gloomy. However, Hanoi seems to have its busiest days of the year and streets are more crowded than usual during working hours as people are in rush to complete all the remaining works and prepare for their Tet holiday. However, enjoy the tasty hot food like hotpot or grill dishes in winter are very delicious.
Hanoi has a humid subtropical / monsoon climate, with four distinct seasons. Understanding the weather can help you pick the right time to explore.
When Should You Go?
If I were booking a return trip to Hanoi tomorrow, I’d aim for mid-October: crisp air, fewer storms, beautiful skies, and Hanoi in a comfortable walking rhythm. But if your travel schedule is fixed, here’s a quick cheat sheet:
- Prioritize comfort and scenery → March–April, October–November
- Want better prices / fewer tourists → consider early May or November-December shoulder periods
- Don’t mind the heat and occasional storms → May–August can work, but be flexible
- Prefer festivals, holiday energy, and cooler winter air → December–February, but pack a jacket
And now, you will find out that the autumn and spring are two best seasons to travel Hanoi when the weather is pleasant with milder temperatures. Let’s plan your journey soon cause the autumn is coming. If you also plan to visit Da Nang, see our suggestions for the best time to travel Da Nang.