Hanoi weather in October 2025

Expect 29°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Hanoi in October. Check more long-term weather averages for Hanoi in October before you book your next holiday to Vietnam in 2025/2026.

  • 29°C maximum daytime temperature in October in Hanoi29
    29°C max day temperature
  • 5 hours of sunshine per day
  • 11 days with some rainfall in October in Hanoi11
    11 days with some rainfall
  • 22°C minimum night-time temperature in October in Hanoi22
    22°C min night temperature
  • 12 hours of daylight per day in October in Hanoi12
    12 hours of daylight per day
  • High heat & humidity in October in HanoiH
    High heat & humidity
  • 125 mm monthly rainfall in October in Hanoi125
    125 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in October in Hanoi10
    10 (Very High) UV index

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The October weather guide for Vietnam (Hanoi) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Vietnam

How hot is it in Hanoi in October?

Daytime temperatures usually reach 29°C in Hanoi in October with high heat and humidity, falling to 22°C at night.

How sunny is it in Hanoi in October?

There are normally 5 hours of bright sunshine each day in Hanoi in October - that's 46% of daylight hours.

Does it rain in Hanoi in October?

There are usually 11 days with some rain in Hanoi in October and the average monthly rainfall is 125mm.

What is the chance of a typhoon in Hanoi in October?

On average less than 1 day in October in Hanoi is likely to be affected by the passage of one or more tropical storms.

Hanoi October sunrise & sunset times

Browse the sunrise and sunset times for Hanoi in October 2025. Select a month to view Hanoi sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:48 17:45
Thursday, 16th October 2025 05:52 17:32
Friday, 31st October 2025 05:59 17:21

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