Clear Autumn Weather Expected Tomorrow with Highs of 29 Degrees in Seoul

by Kim Hyuna Posted : September 21, 2026, 18:08Updated : September 21, 2026, 18:08

22nd will see mostly clear autumn weather across the country. Daytime temperatures are expected to rise to a high of 30 degrees Celsius, but morning temperatures may drop to 12 degrees, leading to a temperature difference of over 15 degrees in some areas.

According to the Korea Meteorological Administration on the 21st, the weather on Tuesday, the 22nd, will generally be clear, although there will be occasional clouds along the eastern coast of Gangwon, mountainous regions, the eastern coast of Gyeongsang, and Jeju Island.

Morning low temperatures are expected to range from 12 to 20 degrees, while daytime highs will be between 24 and 30 degrees. In Seoul, temperatures will rise from 18 degrees in the morning to 29 degrees in the afternoon, while Chuncheon will see a range of 14 to 27 degrees. Jeonju and Gwangju are expected to reach highs of 30 degrees. Due to the significant temperature difference between day and night, residents are advised to take care of their health.

Dense fog is expected in inland areas during the morning hours. Drivers commuting to work should be cautious of reduced visibility.

The expected low and high temperatures for major cities are as follows: Incheon 19-29 degrees, Suwon 18-28 degrees, Gangneung 15-25 degrees, Cheongju and Daejeon 17-28 degrees, Sejong 16-28 degrees, Daegu 16-28 degrees, Busan 20-27 degrees, Ulsan 19-26 degrees, Changwon 19-28 degrees, and Jeju 21-27 degrees.

High waves and swells are expected in the East Sea, necessitating caution against coastal accidents. Wave heights in the near sea are forecasted to be 1.0-2.5 meters in the East Sea, 0.5 meters in the West Sea, and 0.5-2.0 meters in the South Sea. In the outer sea, waves are expected to reach 1.0-3.5 meters in the East Sea, 0.5-1.5 meters in the West Sea, and 0.5-3.0 meters in the South Sea.



* This article has been translated by AI.