Haikou weather in October 2025

Expect daytime maximum temperatures of 28°C in Haikou, China in October based on long-term weather averages. There are 6 hours of sunshine per day on average with 14 days with some rainfall and typically 180 mm of rainfall in the month.

  • 28°C maximum daytime temperature in October in Haikou28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in October in Haikou14
    14 days with some rainfall
  • 22°C minimum night-time temperature in October in Haikou22
    22°C min night temperature
  • 12 hours of daylight per day in October in Haikou12
    12 hours of daylight per day
  • Moderate heat & humidity in October in HaikouM
    Moderate heat & humidity
  • 180 mm monthly rainfall in October in Haikou180
    180 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in October in Haikou10
    10 (Very High) UV index
  • 27°C sea temperature in October in Haikou27
    27°C sea temperature

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The October 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 hot is it in Haikou in October?

Daytime temperatures usually reach 19°C in Haikou in October, falling to 7°C at night.

How sunny is it in Haikou in October?

There are normally 7 hours of bright sunshine each day in Haikou in October - that's 65% of daylight hours.

Does it rain in Haikou in October?

There are usually 5 days with some rain in Haikou in October and the average monthly rainfall is 18mm.

Haikou October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:29 18:27
Thursday, 16th October 2025 06:34 18:14
Friday, 31st October 2025 06:40 18:05

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