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Best time to go to Hanoi

Weather guide on when is the best time to go to Hanoi.
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When is the best time to visit Hanoi?

In general the best time to visit Hanoi is probably July, when the weather is usually great. The hottest months are June, July, September, while the coldest months are January, February, December.
The best time to visit may differ depending on what you are looking for:
  • The best time for a sun tanning holiday is June, July, September. Average maximum temperatures are up to +91°F in July and it has 1 sunny days on average.
  • In general, it’s pleasant to walk and do outdoor activities during January - December.
  • If you want to avoid wet weather, then your choice is July, August, September with the lowest chance of rain.

Average weather in Hanoi in different months

This is the average weather in Hanoi for each month based on historic data:

In January, February, March, April, May, August, September, October, November, December the weather is average. Expect around 178 rainy days, and the precipitation amounts to approximately 310 mm in August.

June, July bring not the best weather. June is the coldest month with the temperature going down to +81°F.

Climate in Hanoi

Here is the detailed breakdown of the climate in Hanoi for each month:
JanFebMarAprMayJunJulAugSepOctNovDec
Maximum Temperature
+90°F+95°F+99°F+102°F+104°F+108°F+102°F+100°F+99°F+95°F+93°F+86°F
Average Maximum Temperature
+68°F+70°F+75°F+82°F+90°F+91°F+91°F+90°F+90°F+84°F+79°F+72°F
Minimum Temperature
+43°F+45°F+45°F+55°F+63°F+70°F+73°F+73°F+64°F+55°F+48°F+39°F
Avg. water temperature
------------
Humidity, %
798182828180828483807876
Rain, mm
3935541032322432513102291535827
Snow, mm
000000000000
Average wind speed, m/s
111111111111
Sunny Days
212111112455
Cloud Days
131010107653591215
Rainy Days
161720172122242521171311
Snowy Days
000000000000

Average Temperature

Here are the average maximum and minimum temperatures in Hanoi during the whole year:
The hottest month in Hanoi is July with average maximum temperature going up to +91°F. The coldest month is January with the lowest temperatures of +57°F.

Humidity

The temperature feels different depending on humidity. Here is how humidity in Hanoi looks throughout the year, in %:
The most humid month in Hanoi is August with average humidity going up to 84%. The least humid month is December with an average humidity of 76%.

Rain

Amount of rainfall in mm. in Hanoi during the whole year based on historical data:
The sunniest and driest month is November with approximately 5 sunny days and a total precipitation of around 58 mm. The rainiest and wettest month is August with approximately 25 rainy days and 310 mm of total precipitation.

FAQ

Frequently asked questions about the weather in Hanoi:

What is the hottest month in Hanoi?

The hottest month in Hanoi is July with average maximum temperature of +91°F.

What is the coldest month in Hanoi?

The coldest month in Hanoi is January with minimum temperatures of +57°F.

Is Hanoi worth visiting in winter?

Winter in Hanoi could be a good time to visit, as the weather is generally ok.

When does it rain the least in Hanoi?

if you're looking to visit Hanoi when it rains the least, you should plan your trip for August, July, June. During this time, rainfall is rare with the driest month being December with only 27 mm of rain.

Other cities in Vietnam

Check out the weather for other cities in Vietnam.

Monthly weather in Hanoi

Source of the data

For this page, we’ve looked at the typical weather in Hanoi, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.