Seoul weather in September 2019

  • 25°C maximum daytime temperature in September in Seoul25
    25°C max day temperature
  • 7 hours of sunshine per day (54% of daylight hours) in September in Seoul7
    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

Going to Seoul? Find the best month to visit Seoul based on the weather.

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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 2019/2020.

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More about Seoul

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The September weather guide for Seoul, South Korea 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)

Guide to Seoul weather in September

The average maximum daytime temperature in Seoul in September is a warm 25°C (77°F) with low heat & humidity. The average night-time temperature is usually a comfortable 16°C (61°F). There are usually 7 hours of bright sunshine each day, which represents 54% of the 12 hours of daylight.

Expect 161mm (6.3 inches) of rainfall across the whole of September with 9 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

Seoul sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Seoul in September 2019. Select a month to view Seoul sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 06:02 19:02
Monday, 2nd September 2019 06:02 19:01
Tuesday, 3rd September 2019 06:03 18:59
Wednesday, 4th September 2019 06:04 18:58
Thursday, 5th September 2019 06:05 18:56
Friday, 6th September 2019 06:06 18:55
Saturday, 7th September 2019 06:07 18:53
Sunday, 8th September 2019 06:07 18:52
Monday, 9th September 2019 06:08 18:50
Tuesday, 10th September 2019 06:09 18:49
Wednesday, 11th September 2019 06:10 18:47
Thursday, 12th September 2019 06:11 18:46
Friday, 13th September 2019 06:12 18:44
Saturday, 14th September 2019 06:12 18:43
Sunday, 15th September 2019 06:13 18:41
Monday, 16th September 2019 06:14 18:40
Tuesday, 17th September 2019 06:15 18:38
Wednesday, 18th September 2019 06:16 18:36
Thursday, 19th September 2019 06:17 18:35
Friday, 20th September 2019 06:17 18:33
Saturday, 21st September 2019 06:18 18:32
Sunday, 22nd September 2019 06:19 18:30
Monday, 23rd September 2019 06:20 18:29
Tuesday, 24th September 2019 06:21 18:27
Wednesday, 25th September 2019 06:22 18:26
Thursday, 26th September 2019 06:23 18:24
Friday, 27th September 2019 06:23 18:23
Saturday, 28th September 2019 06:24 18:21
Sunday, 29th September 2019 06:25 18:19
Monday, 30th September 2019 06:26 18:18
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