Hanoi weather in December 2025

Expect 22°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Hanoi in December based on long-term weather averages. There is usually 5 days with some rainfall and 19 mm of average monthly rainfall in December.

  • 22°C maximum daytime temperature in December in Hanoi22
    22°C max day temperature
  • 4 hours of sunshine per day
  • 5 days with some rainfall in December in Hanoi5
    5 days with some rainfall
  • 15°C minimum night-time temperature in December in Hanoi15
    15°C min night temperature
  • 11 hours of daylight per day in December in Hanoi11
    11 hours of daylight per day
  • No heat & humidity in December in Hanoi0
    No heat & humidity
  • 19 mm monthly rainfall in December in Hanoi19
    19 mm of monthly rainfall
  • UV (maximum) index 7 (High) in December in Hanoi7
    7 (High) UV index

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The December 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 December?

Daytime temperatures usually reach 22°C in Hanoi in December, falling to 15°C at night.

How sunny is it in Hanoi in December?

There are normally 4 hours of bright sunshine each day in Hanoi in December - that's 39% of daylight hours.

Does it rain in Hanoi in December?

There are usually 5 days with some rain in Hanoi in December and the average monthly rainfall is 19mm.

Hanoi December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:17 17:14
Tuesday, 16th December 2025 06:26 17:18
Wednesday, 31st December 2025 06:33 17:26

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