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Hanoi in October: Weather, Average temperature and Climate

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

Weather in Hanoi in October 2025

OK Weather
Warm
🌧️
Rainy
Hanoi in October usually sees fair weather conditions, with an average daily high temperature of +84°F and roughly 4 sunny days. However, you should prepare for about 17 rainy days with an average precipitation of 153 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+84°F
Avg. max. temperature
+55°F
Min.
+95°F
Max.
153 mm
Total precipitation
80%
Avg. humidity
1 m/s
Avg. wind
4 ☀️
Sunny Days
9 ⛅️
Cloudy
17 🌦
Rainy
Our opinion: Hanoi has OK weather in October.

Average temperature in Hanoi in October

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

The temperature in October is +86°F on average, with a range between a maximum of +95°F during the day and a minimum of +72°F at night.

The average maximum temperature goes down 31% by the end of the month, compared with the beginning of the month, from +93°F to +86°F.

Is Hanoi warm or cold in October?

Hanoi is typically warm in October.

Maximum temperatures go down compared to the previous month from +90°F to +84°F. The minimum temperature also goes down from +77°F to +72°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

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

Climate in Hanoi in October

Hanoi weather looks like this, on average, in October and the surrounding months.
SeptemberOctoberNovember
Avg. temperature
+90°F+84°F+79°F
Min. temperature
+64°F+55°F+48°F
Max. temperature
+99°F+95°F+93°F
Rainfall
229 mm153 mm58 mm
Wind
1 m/s1 m/s1 m/s
Humidity
83%80%78%
Air pressure
1007 HPa1012 HPa1016 HPa
Sunny days
245
Cloudy days
5912
Rainy days
211713
Snowy days
000

October weather is still as ok as in September. It’s getting colder in October. From +90°F in the day, the average maximum temperature lowers to +84°F. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 229 mm to 153 mm. It feels drier, as humidity decreases from 83% to 80%. The average wind speed doesn’t change much during October, staying around 1 m/s. The good news is there are likely to be more sunny days in October, from 2 to 4.

November brings much the same weather, it remains ok.

Wind

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

The average wind speed is 1 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

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

Rain

Amount of rainfall in mm during October in Hanoi based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in October stands at 13%, leading to total precipitation of around 53 mm. The maximum amount of rainfall per day is around 17 mm, which is considered light rain. Hanoi is amazing in October with as little as 4 rainy days on average, so plan adventures in the great outdoors.
Here’s how October is compared with other months in the amount of precipitation, total mm:
Hanoi wettest month is August, where a typical day has a 81% chance of precipitation and 310 mm of rainfall per day. December, on the other hand, is the driest month with a mere 35% chance of precipitation and 27 mm of rainfall per day.

How was the weather last October in Hanoi?

This is the weather in Hanoi in October 2023:
1 October
☀️
+92°F
2 October
☀️
+92°F
3 October
☀️
+93°F
4 October
☀️
+94°F
5 October
☀️
+95°F
6 October
🌧️
+93°F
7 October
🌧️
+83°F
8 October
☁️
+86°F
9 October
☁️
+87°F
10 October
☁️
+82°F
11 October
☁️
+81°F
12 October
☁️
+78°F
13 October
☁️
+85°F
14 October
☁️
+84°F
15 October
☁️
+85°F
16 October
☁️
+88°F
17 October
☁️
+89°F
18 October
☁️
+90°F
19 October
☁️
+91°F
20 October
☁️
+88°F
21 October
☁️
+81°F
22 October
☁️
+79°F
23 October
☁️
+81°F
24 October
☁️
+87°F
25 October
☁️
+88°F
26 October
☁️
+88°F
27 October
☁️
+91°F
28 October
☁️
+85°F
29 October
🌧️
+79°F
30 October
☁️
+83°F
31 October
☁️
+87°F
In October 2023 Hanoi had 5 sunny days, 23 cloudy days, and 3 rainy days. The average maximum temperature was +86°F, with an absolute maximum of +95°F and a minimum of +79°F. The average humidity was 77%, with a maximum of 100% and a minimum of 47%. 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 October?

Climate Change Over the Years

This is how Hanoi climate has changed over the last 43 years.

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

The average temperature was the lowest in 2011 (+79°F) and the highest in 2019 (+84°F). The driest year was 2004 with only 1210 mm of rainfall, and the wettest year was 1981 with 2188 mm.

FAQ

Frequently asked questions about the weather in Hanoi in October:

Is October a good time to visit Hanoi?

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

Can you sunbathe in Hanoi in October?

October is warm in Hanoi. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Hanoi rainy in October?

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

Is it sunny in Hanoi in October?

Usually, it’s not very sunny in Hanoi in October, 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, 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.