Sanya weather in March 2025

Expect 28°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Sanya in March. Check more long-term weather averages for Sanya in March before you book your next holiday to China in 2025/2026.

  • 28°C maximum daytime temperature in March in Sanya28
    28°C max day temperature
  • 5 hours of sunshine per day
  • 7 days with some rainfall in March in Sanya7
    7 days with some rainfall
  • 21°C minimum night-time temperature in March in Sanya21
    21°C min night temperature
  • 12 hours of daylight per day in March in Sanya12
    12 hours of daylight per day
  • Moderate heat & humidity in March in SanyaM
    Moderate heat & humidity
  • 17 mm monthly rainfall in March in Sanya17
    17 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Sanya11
    11+ (Extreme) UV index
  • 24°C sea temperature in March in Sanya24
    24°C sea temperature

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The March 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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How hot is it in Sanya in March?

Daytime temperatures usually reach 28°C in Sanya in March with moderate heat and humidity, falling to 21°C at night.

How sunny is it in Sanya in March?

There are normally 5 hours of bright sunshine each day in Sanya in March - that's 44% of daylight hours.

How warm is the sea around Sanya in March?

The average sea temperature around Sanya in March is 24°C.

Does it rain in Sanya in March?

There are usually 7 days with some rain in Sanya in March and the average monthly rainfall is 17mm.

Sanya March sunrise & sunset times

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


Date Sunrise times Sunset times
Saturday, 1st March 2025 07:01 18:48
Sunday, 16th March 2025 06:49 18:52
Monday, 31st March 2025 06:37 18:55

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