Weather in Hanoi in October 2025
Average weather
Average temperature in Hanoi in October
Going from a maximum of +35°C during the day to a minimum of +22°C during the night, the temperature in October averages around +30°C.
The average maximum temperature goes down 31% by the end of the month, compared with the beginning of the month, from +34°C to +30°C.
Is Hanoi warm or cold in October?
Hanoi is typically warm in October.
Maximum temperatures go down compared to the previous month from +32°C to +29°C. The minimum temperature also goes down from +25°C to +22°C.
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
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +32°C | +29°C | +26°C | ||||
| Min. temperature | ||||||
| +18°C | +13°C | +9°C | ||||
| Max. temperature | ||||||
| +37°C | +35°C | +34°C | ||||
| Rainfall | ||||||
| 229 mm | 153 mm | 58 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 83% | 80% | 78% | ||||
| Air pressure | ||||||
| 1007 HPa | 1012 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 2 | 4 | 5 | ||||
| Cloudy days | ||||||
| 5 | 9 | 12 | ||||
| Rainy days | ||||||
| 21 | 17 | 13 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
October weather is still as ok as in September. It’s getting colder in October. From +32°C in the day, the average maximum temperature lowers to +29°C. 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
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
How was the weather last October in Hanoi?
Climate Change over Years
The climate in Hanoi in October has not changed much over the last 43 years.
The average temperature was the lowest in 2011 (+26°C) and the highest in 2019 (+29°C). The driest year was 2004 with only 1210 mm of rainfall, and the wettest year was 1981 with 2188 mm.
FAQ
Is October a good time to visit Hanoi?
Can you sunbathe in Hanoi in October?
Is Hanoi rainy in October?
Is it sunny in Hanoi in October?
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.