Changsha weather in September 2025

Expect daytime maximum temperatures of 28°C in Changsha, China in September and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 66 mm of rainfall in the month.

  • 28°C maximum daytime temperature in September in Changsha28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in September in Changsha9
    9 days with some rainfall
  • 21°C minimum night-time temperature in September in Changsha21
    21°C min night temperature
  • 12 hours of daylight per day in September in Changsha12
    12 hours of daylight per day
  • High heat & humidity in September in ChangshaH
    High heat & humidity
  • 66 mm monthly rainfall in September in Changsha66
    66 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in Changsha10
    10 (Very High) UV index

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

Daytime temperatures usually reach 28°C in Changsha in September with high heat and humidity, falling to 21°C at night.

How sunny is it in Changsha in September?

There are normally 6 hours of bright sunshine each day in Changsha in September - that's 45% of daylight hours.

Does it rain in Changsha in September?

There are usually 9 days with some rain in Changsha in September and the average monthly rainfall is 66mm.

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

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

Changsha September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:06 18:49
Monday, 15th September 2025 06:13 18:33
Tuesday, 30th September 2025 06:20 18:15

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