Guangzhou weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Guangzhou in September. Check more long-term weather averages for Guangzhou in September before you book your next holiday to China in 2025/2026.

  • 31°C maximum daytime temperature in September in Guangzhou31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in September in Guangzhou13
    13 days with some rainfall
  • 24°C minimum night-time temperature in September in Guangzhou24
    24°C min night temperature
  • 12 hours of daylight per day in September in Guangzhou12
    12 hours of daylight per day
  • Very high heat & humidity in September in GuangzhouVH
    Very High heat & humidity
  • 185 mm monthly rainfall in September in Guangzhou185
    185 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Guangzhou11
    11 (Extreme) UV index

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

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

How sunny is it in Guangzhou in September?

There are normally 6 hours of bright sunshine each day in Guangzhou in September - that's 51% of daylight hours.

Does it rain in Guangzhou in September?

There are usually 13 days with some rain in Guangzhou in September and the average monthly rainfall is 185mm.

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

On average 2.4 days in September in Guangzhou are likely to be affected by the passage of one or more tropical storms.

Guangzhou September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:09 18:44
Monday, 15th September 2025 06:13 18:30
Tuesday, 30th September 2025 06:18 18:15

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