Seoul weather in September 2024

Expect 25°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Seoul in September. Check more long-term weather averages for Seoul in September before you book your next holiday to South Korea in 2024/2025.

  • 25°C maximum daytime temperature in September in Seoul25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 9 days with some rainfall in September in Seoul9
    9 days with some rainfall
  • 16°C minimum night-time temperature in September in Seoul16
    16°C min night temperature
  • 12 hours of daylight per day in September in Seoul12
    12 hours of daylight per day
  • Low heat & humidity in September in SeoulL
    Low heat & humidity
  • 161 mm monthly rainfall in September in Seoul161
    161 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Seoul7
    7 (High) UV index

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The September weather guide for South Korea (Seoul) 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 Seoul in September?

Daytime temperatures usually reach 25°C in Seoul in September with low heat and humidity, falling to 16°C at night.

How sunny is it in Seoul in September?

There are normally 7 hours of bright sunshine each day in Seoul in September - that's 54% of daylight hours.

Does it rain in Seoul in September?

There are usually 9 days with some rain in Seoul in September and the average monthly rainfall is 161mm.

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

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

Seoul September sunrise & sunset times

Browse the sunrise and sunset times for Seoul in September 2024. Select a month to view Seoul sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:02 19:01
Sunday, 15th September 2024 06:14 18:40
Monday, 30th September 2024 06:27 18:17

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