Guiyang weather in September 2025

Expect daytime maximum temperatures of 25°C in Guiyang in September based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 101 mm of rainfall in the month.

  • 25°C maximum daytime temperature in September in Guiyang25
    25°C max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in September in Guiyang14
    14 days with some rainfall
  • 17°C minimum night-time temperature in September in Guiyang17
    17°C min night temperature
  • 12 hours of daylight per day in September in Guiyang12
    12 hours of daylight per day
  • Low heat & humidity in September in GuiyangL
    Low heat & humidity
  • 101 mm monthly rainfall in September in Guiyang101
    101 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Guiyang11
    11 (Extreme) UV index

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

Daytime temperatures usually reach 25°C in Guiyang in September with low heat and humidity, falling to 17°C at night.

How sunny is it in Guiyang in September?

There are normally 5 hours of bright sunshine each day in Guiyang in September - that's 37% of daylight hours.

Does it rain in Guiyang in September?

There are usually 14 days with some rain in Guiyang in September and the average monthly rainfall is 101mm.

Guiyang September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:33 19:13
Monday, 15th September 2025 06:39 18:58
Tuesday, 30th September 2025 06:45 18:41

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