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Hanoi in August: Weather, Average temperature and Climate

Take a look at past year’s weather for Hanoi in August and see if it is worth visiting.
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August

Weather in Hanoi in August 2024

OK Weather
Hot
🌧️
Rainy
If you plan to visit Hanoi in August, the weather is typically alright, with an average high temperature of +32°C during the day and approximately 1 sunny days. Expect some rainy, though, as there are typically 20 rainy days in the month and around 310 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • August is usually the wettest month of the year in Hanoi;

Average weather

☀️
+32°C
Avg. max. temperature
+23°C
Min.
+38°C
Max.
310 mm
Total precipitation
84%
Avg. humidity
1 m/s
Avg. wind
1 ☀️
Sunny Days
10 ⛅️
Cloudy
20 🌦
Rainy
Our opinion: Hanoi has OK weather in August.

Average temperature in Hanoi in August

Here are the expected maximum, average and minimum temperatures in Hanoi for August based on the historical data.
Last Year
Historical Data

Going from a maximum of +35°C during the day to a minimum of +25°C during the night, the temperature in August averages around +33°C.

The average maximum temperature goes up 20% by the end of the month, compared with the beginning of the month, from +33°C to +35°C.

Is Hanoi warm or cold in August?

Hanoi is typically hot in August.

Maximum temperatures go down compared to the previous month from +33°C to +32°C. The minimum temperature also goes up from +27°C to +26°C.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

Take a look at how August is compared to other months in Hanoi:

Climate in Hanoi in August

Hanoi weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+33°C+32°C+32°C
Min. temperature
+23°C+23°C+18°C
Max. temperature
+39°C+38°C+37°C
Rainfall
254 mm310 mm227 mm
Wind
1 m/s1 m/s1 m/s
Humidity
81%84%82%
Air pressure
1001 HPa1002 HPa1007 HPa
Sunny days
113
Cloudy days
131012
Rainy days
172015
Snowy days
000

August often has better weather than July. It’s getting colder in August. From +33°C in the day, the average maximum temperature lowers to +32°C. Prepare for more rain. Average rainfall goes from 254 mm to 310 mm. Humidity rises from 81% to 84%. The average wind speed doesn’t change much during August, staying around 1 m/s. The amount of sunny days stay about the same, averaging 1 sunny days during the month.

September brings much the same weather, it remains ok.

Wind

Wind speed in Hanoi in August based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Hanoi is gradually increasing during August, going from 1 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Hanoi based on historical data.
Last Year
Historical Data
Total precipitation in August is about 400 mm, with a 84% chance of rain on a typical day. The maximum amount of rainfall per day is around 85 mm, which is considered heavy rain. August is a pretty wet month with over 26 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
August is one of the rainiest months in Hanoi, here is a comparison with other months, total mm:
Hanoi wettest month is August, where a typical day has a 65% chance of precipitation and 310 mm of rainfall per day. December, on the other hand, is the driest month with a mere 10% chance of precipitation and 27 mm of rainfall per day.

How was the weather last August in Hanoi?

This is the weather in Hanoi in August 2023:
1 August
🌧️
+33°C
2 August
🌧️
+33°C
3 August
☁️
+35°C
4 August
☁️
+35°C
5 August
☁️
+30°C
6 August
🌧️
+28°C
7 August
🌧️
+30°C
8 August
🌧️
+34°C
9 August
☁️
+35°C
10 August
🌧️
+32°C
11 August
🌧️
+28°C
12 August
🌧️
+27°C
13 August
🌧️
+31°C
14 August
🌧️
+33°C
15 August
🌧️
+34°C
16 August
☁️
+34°C
17 August
☁️
+33°C
18 August
☁️
+35°C
19 August
☁️
+35°C
20 August
🌧️
+32°C
21 August
🌧️
+30°C
22 August
☁️
+34°C
23 August
☁️
+33°C
24 August
☁️
+34°C
25 August
☁️
+33°C
26 August
🌧️
+32°C
27 August
☁️
+34°C
28 August
☁️
+34°C
29 August
☁️
+35°C
30 August
☁️
+35°C
31 August
☁️
+35°C
In August 2023 Hanoi had 0 sunny days, 17 cloudy days, and 14 rainy days. The average maximum temperature was +33°C, with an absolute maximum of +35°C and a minimum of +27°C. The average humidity was 85%, with a maximum of 99% and a minimum of 58%. The average wind speed was 1 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change over Years

This is how Hanoi climate have been changing during last 43 years period.

The climate in Hanoi in August has not changed much over the last 43 years.

The average temperature was the lowest in 1995 (+32°C) and the highest in 1990 (+35°C). The driest year was 1990 with only 137 mm of rainfall, and the wettest year was 2019 with 506 mm.

FAQ

Frequently asked questions about the weather in Hanoi in August:

Is August a good time to visit Hanoi?

It’s always a good time to visit Hanoi, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Hanoi in August?

Absolutely, August is hot in Hanoi. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Hanoi rainy in August?

Hanoi is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Hanoi in August?

Usually, it’s not very sunny in Hanoi in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

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, 2022.

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.