Shanghai weather in September 2026

Expect daytime maximum temperatures of 27°C in Shanghai, China in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 152 mm of rainfall in the month.

  • 27°C maximum daytime temperature in September in Shanghai27
    27°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in September in Shanghai13
    13 days with some rainfall
  • 21°C minimum night-time temperature in September in Shanghai21
    21°C min night temperature
  • 12 hours of daylight per day in September in Shanghai12
    12 hours of daylight per day
  • Moderate heat & humidity in September in ShanghaiM
    Moderate heat & humidity
  • 152 mm monthly rainfall in September in Shanghai152
    152 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Shanghai9
    9 (Very High) UV index
  • 25°C sea temperature in September in Shanghai25
    25°C sea temperature

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

Daytime temperatures usually reach 26°C in Shanghai in September with low heat and humidity, falling to 14°C at night.

How sunny is it in Shanghai in September?

There are normally 8 hours of bright sunshine each day in Shanghai in September - that's 64% of daylight hours.

Does it rain in Shanghai in September?

There are usually 7 days with some rain in Shanghai in September and the average monthly rainfall is 42mm.

Shanghai September sunrise & sunset times

Browse the sunrise and sunset times for Shanghai in September 2026. Select a month to view Shanghai sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:30 18:18
Tuesday, 15th September 2026 05:38 18:00
Wednesday, 30th September 2026 05:47 17:41

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