South Korea weather: Showers and large temperature swings forecast

On October 11, the final day of the Hangeul Day holiday, showers are forecast across inland areas of South Korea during the afternoon and evening. Expected rainfall amounts vary by region, with southern Gyeonggi, southern Gangwon, Daejeon, Sejong, Chungnam, and Chungbuk receiving between 5–20mm. Other inland areas, including parts of Jeonbuk, Jeonnam, Daegu, Gyeongbuk, and Gyeongnam, may see 5–10mm.

In some central inland regions, showers may be accompanied by gusts of wind, thunder, and lightning. Jeju Island is expected to continue experiencing rain through October 12, with predicted accumulations of 5–40mm.

Temperatures are expected to range from morning lows of 10–20°C to daytime highs of 22–28°C. Significant temperature fluctuations of up to 15°C are anticipated, particularly in central inland areas, prompting warnings regarding health management and respiratory issues. Fog may also reduce visibility in several inland regions during the early morning hours.