Hekou weather in September 2025

Expect daytime maximum temperatures of 32°C in Hekou in September and very high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 15 days with some rainfall and typically 177 mm of rainfall in the month.

  • 32°C maximum daytime temperature in September in Hekou32
    32°C max day temperature
  • 5 hours of sunshine per day
  • 15 days with some rainfall in September in Hekou15
    15 days with some rainfall
  • 25°C minimum night-time temperature in September in Hekou25
    25°C min night temperature
  • 12 hours of daylight per day in September in Hekou12
    12 hours of daylight per day
  • Very high heat & humidity in September in HekouVH
    Very High heat & humidity
  • 177 mm monthly rainfall in September in Hekou177
    177 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Hekou11
    11+ (Extreme) UV index

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The September weather guide for China (Hekou) 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 Hekou in September?

Daytime temperatures usually reach 32°C in Hekou in September with very high heat and humidity, falling to 25°C at night.

How sunny is it in Hekou in September?

There are normally 5 hours of bright sunshine each day in Hekou in September - that's 41% of daylight hours.

Does it rain in Hekou in September?

There are usually 15 days with some rain in Hekou in September and the average monthly rainfall is 177mm.

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

On average less than 1 day in September in Hekou is likely to be affected by the passage of one or more tropical storms.

Hekou September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:47 19:21
Monday, 15th September 2025 06:51 19:08
Tuesday, 30th September 2025 06:55 18:53

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