South Korea Sets The Hottest Summer Record In 2025

Illustration Seoul, South Korea. (Unsplash/Robson Hatsukami Morgan)

JAKARTA - South Korea experienced the hottest summer this year has ever recorded for a second year in a row amid a persistent heat wave due to the influence of the high pressure system of the North Pacific and Tibet, the meteorological agency said Monday.

The average temperature of 25.7 degrees Celsius was recorded from June 1 to August 31, surpassing last year's record of 25.6 degrees Celsius and marking the hottest summer since 1973, when South Korea began actively collecting weather data, according to the Korea Meteorology Agency (KMA), quoted from The Korea Times September 1.

Lebih jauh dijelaskan, suhu tertinggi harian musim ini mencapai rata-rata 30,7 derajat Celsius, menandai suhu tertinggi untuk musim ini sejak tahun 1973.

Ginseng Country reported 28.1 days below the heat wave, or when the daily high was above 33 degrees Celsius, this season marks the third-highest temperature ever recorded, after 31 days in 2018 and 28.5 days in 1994.

South Korea also experienced 15.5 tropical nights during that period, marking the fourth highest temperature ever recorded, after 20.2 days in 2024 and 16.5 days in 2018 and 1994. Tropical nights refer to the phenomenon when the night temperature remains above 25 degrees Celsius.

"The average national rainfall this summer reaches 619.5 millimeters, about 85 percent of the long-term average of 727.3 millimeters," explained the meteorological body.

The Gangwon Province, which is currently experiencing drought, received rainfall of 232.5 mm this season at its lowest since 1973 and 85 millimeters less than the previous record of 317.5 millimeters in 1997.