Hanoi in October: Weather & climate information
- Hanoi is more winter-like with cool temperatures, fewer rains, and drier weather.
- October marks the end of the rainy season when precipitation level reduces to almost a half.
- Sun rays in this month are less extreme.
Compare to September, October’s weather is even milder since its temperature is getting more favored. Autumn and its beauty haven’t faded a bit while cooling wind blow frequently to satisfy people.
October Averages
| Min Temperature | 21.9°C | Precipitation | 77.8mm |
| Max Temperature | 29.3°C | Rainy Days | 4.0 days |
| Humidity | 73.4% | Sunshine Hours | 9.5 hours |
Historical weather
October weather averages for Hanoi in the last 10 years ( 2010 to 2020).
- 2010
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
1 26.0°34.0° | 2 25.0°32.0° | 3 25.0°32.0° | 4 25.0°33.0° | |||
5 24.0°30.0° | 6 22.0°31.0° | 7 24.0°32.0° | 8 25.0°30.0° | 9 21.0°27.0° | 10 19.0°21.0° | 11 19.0°23.0° |
12 19.0°25.0° | 13 20.0°28.0° | 14 20.0°29.0° | 15 22.0°31.0° | 16 23.0°32.0° | 17 23.0°31.0° | 18 23.0°32.0° |
19 22.0°32.0° | 20 23.0°32.0° | 21 23.0°32.0° | 22 23.0°32.0° | 23 23.0°31.0° | 24 23.0°29.0° | 25 24.0°31.0° |
26 23.0°31.0° | 27 24.0°31.0° | 28 24.0°32.0° | 29 24.0°32.0° | 30 23.0°32.0° | 31 20.0°28.0° |
Temperature Graph (°C)
The average Hanoi temperature during October is around 25.3°C (77.54°F).
| Month | High | Low | Changes |
| September | 31.7°C (89.06°F) | 24.3°C (75.74°F) | -1.1°C (30.02°F) |
| October* | 29.3°C (84.74°F) | 21.9°C (71.42°F) | -2.5°C (27.5°F) |
| November | 26.7°C (80.06°F) | 19.6°C (67.28°F) | -2.5°C (27.5°F) |
Humidity Graph (%)
The average humidity in October in Hanoi is 73.4%, which is 6.0% lower than September and 0.5% higher than November.
Rainfall Graph (mm)
Average rainfall in October in Hanoi: 77.8mm
| September | October* | November |
| 109.5mm (-31.7mm) | 77.8mm | 40.0mm (+37.8mm) |
Rain Days Graph
Average rain days in October in Hanoi: 4.0 days
Daylight Graph
Average daylight in October in Hanoi: 11.7h
Tips for visiting Hanoi in October
The average temperature has a sharp decrease to 23°C in night and 28°C in day time. Hanoi’s climate becomes milder thanks to its reduction of humidity and precipitation to 73% and 78mm respectively. Although the number of rainy days doesn’t change much, rains are not as heavy as previous months. Japanese and Argentinean travelers may find Hanoi October similar to their hometown while European tourist would find it warmer than your native climate.
There would be no better time to take a cyclo tour around Hanoi’s Old Quarter as the autumn still remain its beauty and the sunlight is not so strong. Any kind of walking tour is suitable as well.
During the month ones may go to Vong Thi Pagoda, Ba Dinh District to attend Vong Thi Festival with traditional folk songs and cockfighting, which is the best part of the event.
October should be the best time of the year to visit Hanoi and the North of Vietnam thanks to the support of weather, not to mention price starting to decrease in the last period of a year. Hurry up to get the bits and bites of Hanoi’s autumn.
What to pack
Hanoi in October requires you to pack more warm clothes, especially jackets. Also bear in mind to bring umbrellas and raincoats in case of rain. More importantly, don’t forget your cameras and suitable outfits for cycling as taking a biking tour around Hanoi Old Quarter is the most appealing activity.
Frequently asked questions
How is the weather in Hanoi in October?
October is a hot month in Hanoi with an average temperature of 25.3°C. Hanoi's temperature in October ranges between 21.9°C (71.42°F) and 29.3°C (84.74°F).
Is Hanoi humid in October?
Yes, it is. The humidity of Hanoi in October is around 73.4% and rarely falls below 50.0%.
Does it rain often in Hanoi in October?
No, it does not. Hanoi has only 4.0 rainy days in October with an approximate 77.8mm (3.06") of precipitation.
How many hours of daylight are there in October in Hanoi?
In October, Hanoi's average day-length is 11.7 hours.
How long is the sun out per day in Hanoi in October?
The average sunshine hours of Hanoi in October is 9.5 hours.
