Weather in Seoul in May 2018

  • 23°C maximum daytime temperature in May in Seoul23
    23°C max day temperature
  • 8 hours of sunshine per day (57% of daylight hours) in May in Seoul8
    8 hours of sunshine per day
  • 8 days with some rainfall in May in Seoul8
    8 days with some rainfall
  • 12°C minimum night-time temperature in May in Seoul12
    12°C min night temperature
  • 14 hours of daylight per day in May in Seoul14
    14 hours of daylight per day
  • No heat & humidity in May in Seoul0
    No heat & humidity
  • 90 mm monthly rainfall in May in Seoul90
    90 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Seoul8
    8 (Very High) UV index

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

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Expect 23°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Seoul in May. Check more long-term weather averages for Seoul in May before you book your next holiday to South Korea in 2018.

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More about Seoul

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Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Seoul weather in May

The average maximum daytime temperature in Seoul in May is a warm 23°C (73°F). The average night-time temperature is usually a cool 12°C (54°F). There are usually 8 hours of bright sunshine each day, which represents 57% of the 14 hours of daylight.

Expect 90mm (3.5 inches) of rainfall across the whole of May with 8 days with some rain falling. Maximum UV levels will be very high (8 UV index) at midday when the skies are clear.

Seoul sunrise & sunset times for May 2018

Browse the sunrise & sunset times for Seoul in May 2018. Select a month to view Seoul sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st May 2018 05:37 19:22
Wednesday, 2nd May 2018 05:36 19:23
Thursday, 3rd May 2018 05:35 19:23
Friday, 4th May 2018 05:34 19:24
Saturday, 5th May 2018 05:33 19:25
Sunday, 6th May 2018 05:32 19:26
Monday, 7th May 2018 05:31 19:27
Tuesday, 8th May 2018 05:30 19:28
Wednesday, 9th May 2018 05:29 19:29
Thursday, 10th May 2018 05:28 19:30
Friday, 11th May 2018 05:27 19:31
Saturday, 12th May 2018 05:26 19:32
Sunday, 13th May 2018 05:25 19:32
Monday, 14th May 2018 05:24 19:33
Tuesday, 15th May 2018 05:23 19:34
Wednesday, 16th May 2018 05:22 19:35
Thursday, 17th May 2018 05:22 19:36
Friday, 18th May 2018 05:21 19:37
Saturday, 19th May 2018 05:20 19:38
Sunday, 20th May 2018 05:19 19:38
Monday, 21st May 2018 05:19 19:39
Tuesday, 22nd May 2018 05:18 19:40
Wednesday, 23rd May 2018 05:17 19:41
Thursday, 24th May 2018 05:17 19:42
Friday, 25th May 2018 05:16 19:42
Saturday, 26th May 2018 05:15 19:43
Sunday, 27th May 2018 05:15 19:44
Monday, 28th May 2018 05:14 19:45
Tuesday, 29th May 2018 05:14 19:45
Wednesday, 30th May 2018 05:13 19:46
Thursday, 31st May 2018 05:13 19:47
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