Haikou weather in September 2024

Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Haikou in September. Check more long-term weather averages for Haikou in September before you book your next holiday to China in 2024/2025.

  • 31°C maximum daytime temperature in September in Haikou31
    31°C max day temperature
  • 7 hours of sunshine per day
  • 17 days with some rainfall in September in Haikou17
    17 days with some rainfall
  • 24°C minimum night-time temperature in September in Haikou24
    24°C min night temperature
  • 12 hours of daylight per day in September in Haikou12
    12 hours of daylight per day
  • High heat & humidity in September in HaikouH
    High heat & humidity
  • 295 mm monthly rainfall in September in Haikou295
    295 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Haikou11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Haikou28
    28°C sea temperature

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The September 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 September?

Daytime temperatures usually reach 31°C in Haikou in September with high heat and humidity, falling to 24°C at night.

How sunny is it in Haikou in September?

There are normally 7 hours of bright sunshine each day in Haikou in September - that's 55% of daylight hours.

How warm is the sea around Haikou in September?

The average sea temperature around Haikou in September is 28°C.

Does it rain in Haikou in September?

There are usually 17 days with some rain in Haikou in September and the average monthly rainfall is 295mm.

What is the chance of a typhoon in Haikou in September?

On average 3.7 days in September in Haikou are likely to be affected by the passage of one or more tropical storms.

Haikou September sunrise & sunset times

Browse the sunrise and sunset times for Haikou in September 2024. Select a month to view Haikou sunrise and sunset times for the next 12 months.


Date Sunrise times Sunset times
Sunday, 1st September 2024 06:23 18:54
Sunday, 15th September 2024 06:26 18:41
Monday, 30th September 2024 06:29 18:28

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