| Seoul/Gyeonggi-do | Gangwon-do | Chungcheong-do |
| Jeolla-do | Gyeongsang-do | Jeju-do |
Ulsan
| 23 May (Thu) | 24 May (Fri) | 25 May (Sat) | |||
|
|
|
|||
| Temperatures | high 29°C | Temperatures | high 31°C | Temperatures | high 30°C |
| low 15°C | low 15°C | low 17°C | |||
| 26 May (Sun) | 27 May (Mon) | 28 May (Tue) | |||
|
|
|
|||
| Temperatures | high 30°C | Temperatures | high 27°C | Temperatures | high 24°C |
| low 16°C | low 16°C | low 17°C | |||
