Haikou weather in December 2025

Expect daytime maximum temperatures of 22°C in Haikou, China in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 11 days with some rainfall.

  • 22°C maximum daytime temperature in December in Haikou22
    22°C max day temperature
  • 5 hours of sunshine per day
  • 11 days with some rainfall in December in Haikou11
    11 days with some rainfall
  • 16°C minimum night-time temperature in December in Haikou16
    16°C min night temperature
  • 11 hours of daylight per day in December in Haikou11
    11 hours of daylight per day
  • No heat & humidity in December in Haikou0
    No heat & humidity
  • 34 mm monthly rainfall in December in Haikou34
    34 mm of monthly rainfall
  • UV (maximum) index 7 (High) in December in Haikou7
    7 (High) UV index
  • 22°C sea temperature in December in Haikou22
    22°C sea temperature

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The December weather guide for China (Haikou) 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 cold is it in Haikou in December?

Daytime temperatures usually reach 3°C in Haikou in December, falling to -7°C at night.

How sunny is it in Haikou in December?

There are normally 6 hours of bright sunshine each day in Haikou in December - that's 64% of daylight hours.

Does it ever rain in Haikou in December?

There is usually 1 day with some rain in Haikou in December and the average monthly rainfall is 2mm. Rain may fall as snow in this month.

Haikou December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:57 17:58
Tuesday, 16th December 2025 07:06 18:02
Wednesday, 31st December 2025 07:13 18:10

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