South Korea Weather in May


Check the Weather in South Korea in May before you book your next holiday. This gives the best indication of the weather in May and includes figures for temperature, sunshine and rainfall. The may weather guide shown below is for Seoul.

The good news is that if you fancy going on holiday in May, you definitely won't have to fly as far as in previous months to find warm rays of sunshine, or even beach friendly weather. It's also early in the European holiday season, so hotels are freshly cleaned and it's generally uncrowded, even though the weather in May means temperatures aren't yet at their peak.

Max Daytime Temperature (°C) 23°C (73°F) Max Daytime Temperature in May in South Korea (Seoul) 23°C (73°F) in May
Min Night-time Temperature (°C) 12°C (54°F) Min Night-time Temperature in May in South Korea (Seoul) 12°C (54°F) in May
Hours of Sunshine (Daily) 8 Hours of Bright Sunshine per day (57% of Daylight Hours) in May in South Korea (Seoul) 8 Hours per day in May
Hours of Daylight (Daily) 14 Hours of Daylight in May in South Korea (Seoul) 14 Hours per day in May
Heat and Humidity Discomfort No heat & humidity in May in South Korea (Seoul) None in May
Days with some Rainfall 8 Days with some Rainfall in May in South Korea (Seoul) 8 Days in May
Monthly Rainfall (mm) 90 mm (3.5 inches) Monthly Rainfall in May in South Korea (Seoul) 90 mm (3.5 inches) in May
UV Index (Maximum) UV (Maximum) Index 8 (Very High) in May in South Korea (Seoul) 8 (Very High) in May
All Months Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C)  |  Imperial (°F) 

Low online deposits from £150 with BA

Low online deposits from £150 with BA - British Airways

British Airways discount code

  • Pay low deposits from £150 on holidays (flight+hotel/flight+car)
  • Remaining balance is due 10 weeks prior to departure
  • Excludes flight only, hotel, car hire and experience only bookings

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Map of South Korea

Select a destination from the South Korea Map to view the may weather guide. Alternatively, select from the list of destinations below the map. Can't find the South Korea weather destination you are after? Try the Destination Search.

Busan   Cheongju   Daegu   Donghae   Gyeongju   Jeju   Mokpo   Seoul   Sokcho  

South Korea weather by month

Check the weather for a particular month in South Korea by selecting a month from the list below. Alternatively check which month usually has the Best Weather in South Korea. If you are not sure where to go, why not try our Holiday Planner.


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