Weather Forecast: Showers Across Inland Areas with Highs Reaching 33 Degrees

by AJP Posted : June 18, 2026, 05:52Updated : June 18, 2026, 05:52
The ground at Gwanghwamun Square in Seoul is heated by the hot sun. Photo by Yonhap News
The ground at Gwanghwamun Square in Seoul is heated by the hot sun. [Photo by Yonhap News]

On Thursday, the 18th, the weather across the country will be partly cloudy, with showers expected in various inland areas.

According to the Korea Meteorological Administration, the weather will be partly cloudy nationwide, except for Jeju Island, which will become increasingly overcast starting in the evening. Jeju will experience mostly cloudy conditions, with light rain possible during the day.

In the afternoon, showers are expected in southern inland areas of Gyeonggi Province, central and southern Gangwon Province, inland Chungcheong, inland Jeolla, and inland Gyeongsang regions. Rainfall is anticipated to range from 5 to 30 millimeters.

Areas experiencing showers may also see gusty winds, thunder, and lightning, necessitating caution regarding facility management and safety incidents. There is also a possibility of hail in some regions.

The morning low temperatures are forecasted to be between 18 and 22 degrees Celsius, while daytime highs are expected to reach between 26 and 33 degrees Celsius.

Expected low and high temperatures for major regions include: Seoul 21-30 degrees, Incheon 21-27 degrees, Suwon 20-30 degrees, Chuncheon 19-30 degrees, Gangneung 22-29 degrees, Cheongju 22-31 degrees, Daejeon 21-30 degrees, Sejong 21-30 degrees, Jeonju 22-32 degrees, Gwangju 23-32 degrees, Daegu 22-32 degrees, Busan 22-27 degrees, Ulsan 22-30 degrees, Changwon 22-29 degrees, and Jeju 22-25 degrees.

In the coming days, temperatures are expected to rise, resulting in hot weather across most regions. Sea waves will range from 0.5 to 1.5 meters in the Yellow Sea, South Sea, and East Sea.





* This article has been translated by AI.