Climate and Weather

Hanoi’s weather is representative of the general North with humid subtropical characteristics. It is very hot and rainy in the summer, bitterly cold in the winter, and dry at the beginning but rainy at the end of the season. Located north of the tropical belt, the city annually receives a very rich and abundant amount of solar radiation and high temperatures.

Located north of the tropical belt, the city receives approximately solar radiation is abundant and strong temperatures. Under the impacts of the sea, humidity and rainfall in Hanoi are very large amount, with an average of 114 rainy days per year. One of the characteristic features of the climate in Hanoi is the change and difference between two seasons: hot and cold. The first lasts from May to September with rapid showers, the average temperature is 28.1oC. From November to March, it is the cold season, with an average temperature of 18.6oC. During this period, the number of sunny days in the city drops, the sky is often covered with clouds and fog. For example, in February, there are only about 1.8 hours of sunshine per day.

1. Hanoi in January

In January, the city of Hanoi enjoys very little sunshine, only about an hour a day. There are usually 7 days of rain for this month. Average temperatures are between 14oC and 21oC but sometimes they can drop to 6oC or reach up to 32oC.

Taking into account these climatic elements, we find that in January, Hanoi is not a recommended destination for traveling.

 2. Hanoi in February

In February, this beautiful city enjoys very little sunshine, about an hour a day. The number of rainy days for this month is 13. Average temperatures are often between 15oC and 22oC, but they can drop to 6oC and rise to 35oC, depending on the year.

So, as in January, depending on the climatic elements, we can say that Hanoi is not a recommended destination for a trip in February.

 3. Hanoi in March

In March, the climate in Hanoi is more favorable for traveling. The sunshine is about one hour a day and there are generally 15 rainy days for this month. The average temperatures are between 18 and 24oC, the lowest is 12oC and the highest is 36oC. The maximum humidity is 94% and the minimum is 73%.

4. Hanoi in April

During this month, the sunshine in Hanoi is about 2 hours a day. The number of rainy days for this month is 14. The average temperatures are between 21oC and 29oC, the lowest 10oC and the highest 40oC. So, it is better that you bring sun protection.

In summary, according to climatic elements, we can say that in April, Hanoi is a recommended destination to travel to.

5. Hanoi in May

The amount of sunshine in Hanoi throughout May is around 4 hours per day with an estimated 15 rainy days for that month. The average temperatures are between 24oC and 33oC but depending on the year, the lowest is 16oC and the highest 42oC.

In short, the month of May is the goodt period for the trip to Hanoi.

6. Hanoi in June

In June, there are about 5 hours of sunshine per day in Hanoi. There are usually 14 rainy days in this month. Average temperatures are between 27oC and 34oC, occasionally they can drop to 21oC and rise to 41oC. Many travelers have confided to having been inconvenienced by the heat in June in Hanoi.

So Hanoi is not an ideal destination to travel to, due to the heat.

7. Hanoi in July

In July, the sunshine per day is about 5 hours; rainy days usually reach 15. Average temperatures are between 27oC and 34oC, sometimes up to 39 or 40oC, the sky is blue and clear. But it’s the rainy season, so many travelers said they were bothered by the July heat in Hanoi.

In short, according to these climatic elements, not taking into account cultural or artistic events, Hanoi is not an ideal destination for travel in July.

8. Hanoi in August

In August in Hanoi, there are 16 rainy days, the sunshine is 4 hours a day. The average temperatures are between 27oC and 33oC, sometimes it goes up to 40oC or goes down to 21oC.

In summary, with these climatic data, we can conclude that Hanoi is not an ideal destination to travel to in August.

9. Hanoi in September

The amount of sunshine in Hanoi throughout September is around 4 hours per day. There are 14 rainy days this month. The average temperatures are between 25oC and 32oC, the minimum is 17oC and the maximum is 36oC. The sky is often blue and clear.

So, based on these climatic data, we find that Hanoi is good destination for the trip in September.

10. Hanoi in October

In October, Hanoi frequently enjoys fairly low daily sunshine, around 4 hours. But it is already the dry season, there are only 9 rainy days for this month. The average temperatures are between 23oC and 30oC, the minimum at 14oC and the maximum at 37oC.

So, taking into account these climatic elements, we can say that Hanoi is perfectly a beautiful destination to travel to in October.

11. Hanoi in November

The sunshine in Hanoi, in November, is about 3 hours per day and the number of rainy days is 7 for this month. The average temperatures are between 19oC and 27oC but the minimum is at 7oC and the maximum is at 35oC.

So Hanoi is an ideal destination to travel to in November.

12. Hanoi in December

Hanoi city often enjoys low sunshine in December, around 2 hours a day. There are generally 7 rainy days for this month. The average temperatures are between 16oC and 23oC, the minimum at 7oC and the maximum at 38oC.

In short, Hanoi is a decent destination to travel to in December.

Recommended tour itineraries:

Here is a small itinerary recommended if you have the chance