Sanya weather in January 2025

Expect 25°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Sanya in January. Check more long-term weather averages for Sanya in January before you book your next holiday to China in 2025/2026.

  • 25°C maximum daytime temperature in January in Sanya25
    25°C max day temperature
  • 5 hours of sunshine per day
  • 8 days with some rainfall in January in Sanya8
    8 days with some rainfall
  • 17°C minimum night-time temperature in January in Sanya17
    17°C min night temperature
  • 11 hours of daylight per day in January in Sanya11
    11 hours of daylight per day
  • Low heat & humidity in January in SanyaL
    Low heat & humidity
  • 10 mm monthly rainfall in January in Sanya10
    10 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in January in Sanya9
    9 (Very High) UV index
  • 23°C sea temperature in January in Sanya23
    23°C sea temperature

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The January weather guide for China (Sanya) 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 China

How hot is it in Sanya in January?

Daytime temperatures usually reach 25°C in Sanya in January with low heat and humidity, falling to 17°C at night.

How sunny is it in Sanya in January?

There are normally 5 hours of bright sunshine each day in Sanya in January - that's 47% of daylight hours.

How warm is the sea around Sanya in January?

The average sea temperature around Sanya in January is 23°C.

Does it rain in Sanya in January?

There are usually 8 days with some rain in Sanya in January and the average monthly rainfall is 10mm.

Sanya January sunrise & sunset times

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


Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:14 18:17
Thursday, 16th January 2025 07:17 18:27
Friday, 31st January 2025 07:15 18:36

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