The month in detail
What to expect in October
Autumn in Hanoi is often underrated: 29°C, golden light and declining crowds. An interesting window. Expect rain on 29% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if November (8.2/10) remains theoretically better.
October ranks 2 out of 12 months in Hanoi. Compared to September: −2°C daytime, 18 pts fewer rainy days, −0.6h of sun per day.
This month's conditions
What it's like in October
UV index
7 · high
sunscreen and hat advised
Feels like
muggy at times
20°
Daylight
11.5h of daylight
Air quality
poor
AQI 66
Compare
Is October the right month?
The best month in Hanoi is November (8.2/10), 0.2 pt higher than October.
Book
Plan your trip
Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.
Stay
Hotels & rentals · Hanoi
Expedia →
Activities
Tours, tickets, experiences
See ↓
Flights
Multi-airline comparator
Kiwi →
🎟️ Activities & tours · Hanoi
GetYourGuide selection · free cancellation
Practical info
What you need to know before you go
Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a tropical stay.
Country · Vietnam
🗣️LanguageVietnamese
💶CurrencyVietnamese Dong (₫)
🚗DrivingRight-hand
🛡️Safety ⓘSafe · 2/5
💰Cost of living ⓘVery cheap · 1/5
🌡️ Climate
🌍Climate typeTropical
📈Climate trend ⓘStable
🔥Hottest monthJune · 33°C
❄️Coolest monthJanuary · 22°C
🌧️Rainiest month ⓘAugust · 55%
🏝️ Tropical stay
🌞Dry season ⓘMay → Sep
🌧️Wet season ⓘDec → Mar
🌀Cyclones ⓘSeason Nov-Apr
Explore
Other destinations in October
If October doesn't convince you for this destination, compare with others.
Location
Where is Hanoi ?
Global position + regional geographic context.
🌍 World
🔍 Geographic context
VietnamTropical climate with a 8.2 → 4.5 gap between best and worst month. 10 years of ERA5 data to choose by project.
21.03°N · 105.85°E
Questions
Frequently asked questions
What is the best time to visit Hanoi?
November is the best month with 26.0°C highs, 19.0°C lows, 4.4h of sunshine and 16.0% rainy days. The months of November & October offer comparable conditions.
How many hours of sunshine does Hanoi get in November?
Hanoi averages 4.4 sunshine hours per day in November. It is the sunniest month with a climate score of 7.7/10.
What is the rainiest month in Hanoi?
July is the most unfavourable month with July has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Hanoi in November?
In November, overnight lows reach 19.0°C, while afternoon highs average 26.0°C.
Is Hanoi good in winter?
In winter (December-February), Hanoi scores 7.3/10 on average — Decent period conditions for cultural visits.. The best month overall remains November with a score of 7.7/10.
When should you avoid Hanoi?
July is the most difficult month to visit Hanoi, with July has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Do you need sun protection in Hanoi in October?
The average UV index reaches 7 in October in Hanoi (high), with about 11.5h of daylight. Sunscreen and hat advised.