Key facts
- South Korea recorded a record high temperature of 42.5 C in Yangsan on Sunday.
- This is the highest temperature recorded since modern weather observations began in 1904.
- Yangsan experienced temperatures above 40 C for five consecutive days.
- Gyeongju also recorded temperatures above 40 C for the first time this year.
- The government initiated a Level 2 emergency operation to manage the extreme heat.
