Ha Long Bay weather in January 2026

Expect 20°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Ha Long Bay in January based on long-term weather averages. There is usually 10 days with some rainfall and 27 mm of average monthly rainfall in January.

  • 20°C maximum daytime temperature in January in Ha Long Bay20
    20°C max day temperature
  • 3 hours of sunshine per day
  • 10 days with some rainfall in January in Ha Long Bay10
    10 days with some rainfall
  • 13°C minimum night-time temperature in January in Ha Long Bay13
    13°C min night temperature
  • 11 hours of daylight per day in January in Ha Long Bay11
    11 hours of daylight per day
  • No heat & humidity in January in Ha Long Bay0
    No heat & humidity
  • 27 mm monthly rainfall in January in Ha Long Bay27
    27 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in January in Ha Long Bay8
    8 (Very High) UV index
  • 19°C sea temperature in January in Ha Long Bay19
    19°C sea temperature

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The January weather guide for Vietnam (Ha Long Bay) 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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How hot is it in Ha Long Bay in January?

Daytime temperatures usually reach 20°C in Ha Long Bay in January, falling to 13°C at night.

How sunny is it in Ha Long Bay in January?

There are normally 3 hours of bright sunshine each day in Ha Long Bay in January - that's 27% of daylight hours.

How warm is the sea around Ha Long Bay in January?

The average sea temperature around Ha Long Bay in January is 19°C.

Does it rain in Ha Long Bay in January?

There are usually 10 days with some rain in Ha Long Bay in January and the average monthly rainfall is 27mm.

Ha Long Bay January sunrise & sunset times

Browse the sunrise and sunset times for Ha Long Bay in January 2026. Select a month to view Ha Long Bay sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:29 17:22
Friday, 16th January 2026 06:31 17:32
Saturday, 31st January 2026 06:29 17:42

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