Dalian weather in September 2026

Expect daytime maximum temperatures of 24°C in Dalian, China in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 64 mm of rainfall in the month.

  • 24°C maximum daytime temperature in September in Dalian24
    24°C max day temperature
  • 8 hours of sunshine per day
  • 7 days with some rainfall in September in Dalian7
    7 days with some rainfall
  • 17°C minimum night-time temperature in September in Dalian17
    17°C min night temperature
  • 12 hours of daylight per day in September in Dalian12
    12 hours of daylight per day
  • No heat & humidity in September in Dalian0
    No heat & humidity
  • 64 mm monthly rainfall in September in Dalian64
    64 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Dalian7
    7 (High) UV index
  • 22°C sea temperature in September in Dalian22
    22°C sea temperature

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

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

How sunny is it in Dalian in September?

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

Does it rain in Dalian in September?

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

Dalian September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:22 18:25
Tuesday, 15th September 2026 05:34 18:03
Wednesday, 30th September 2026 05:48 17:39

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