In 2024, the average maximum temperature in South Korea reached **** degrees Celsius, slightly higher than the previous year. The annual average maximum temperature in South Korea has risen steadily over the measured period.
Temperature trends by season
South Korea has four seasons, each characterized by its own distinctive temperature trends. The average summer temperature recorded in South Korea has ranged from ** to ** degrees Celsius. Although average temperatures generally indicate moderate warmth, 31 heat-wave days were recorded in 2018 alone, far above the average value. Conversely, winter in South Korea is the coldest and driest season, with an average temperature of about *** degrees Celsius in 2023.
Climate change and response
Climate change has impacted South Korea. Despite the minor ups and downs in temperature, the annual average temperature has moved gradually upward, showing a difference of more than *** degree Celsius from 2023 to 1973. Additionally, the number of heatwave days has increased substantially compared to previous decades. This has not gone unnoticed, as most legislative members of the National Assembly have identified addressing the enactment and revision of policies as a priority in responding to the climate crisis.
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Korea Meteorological Administration. (June 25, 2025). Annual average maximum temperature in South Korea from 1973 to 2024 (in degrees Celsius) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 20, 2026, from /statistics/1275227/south-korea-annual-average-maximum-temperature/
Korea Meteorological Administration. "Annual average maximum temperature in South Korea from 1973 to 2024 (in degrees Celsius)." Chart. June 25, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 20, 2026. /statistics/1275227/south-korea-annual-average-maximum-temperature/
Korea Meteorological Administration. (2025). Annual average maximum temperature in South Korea from 1973 to 2024 (in degrees Celsius). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 20, 2026. /statistics/1275227/south-korea-annual-average-maximum-temperature/
Korea Meteorological Administration. "Annual Average Maximum Temperature in South Korea from 1973 to 2024 (in Degrees Celsius)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 25 Jun 2025, /statistics/1275227/south-korea-annual-average-maximum-temperature/
Korea Meteorological Administration, Annual average maximum temperature in South Korea from 1973 to 2024 (in degrees Celsius) ÌÇÐÄÆÆ½â°æ, /statistics/1275227/south-korea-annual-average-maximum-temperature/ (last visited July 20, 2026)
Annual average maximum temperature in South Korea from 1973 to 2024 (in degrees Celsius) [Graph], Korea Meteorological Administration, June 25, 2025. [Online]. Available: /statistics/1275227/south-korea-annual-average-maximum-temperature/