South Korea forecasts lows of 3°C, frost and wide temperature swings on October 15

South Korea is forecast to have a mostly clear October 15 with a cold morning and substantially warmer daytime temperatures, according to reports citing the Korea Meteorological Administration. Morning temperatures may fall to 3°C, and most areas are expected to have day-night temperature differences of about 15°C. Newsis reported that morning readings would be below 10°C in most areas and around 5°C in inland and mountainous Gangwon and parts of the southern interior. [ 1 , 2 , 4 , 7 ]

The published forecasts differ slightly on national ranges. Newsis and Yonhap reported morning lows of 3-13°C and daytime highs of 20-24°C, while Korea Economic Daily and Seoul Economic Daily reported 3-12°C and 19-24°C. Forecasts agree that frost may form in parts of inland and mountainous Gangwon, North Chungcheong and the southern interior, with ice possible in Gangwon's mountains. Newsis and Dong-A Ilbo advised care for crops, while Dong-A Ilbo reported the weather agency's advice to watch health during the temperature swings. [ 1 , 2 , 3 , 4 , 7 , 8 ]

Cloud cover is expected to increase in the capital region and Gangwon from the morning and on Jeju from the afternoon, Newsis reported. From late afternoon into the night, northern Gyeonggi and inland northern Gangwon may receive less than 5mm of rain. Yonhap forecast less than 0.1mm of scattered drops in Seoul, Incheon, southern Gyeonggi and northern Gangwon's mountains, and 5-20mm of rain on the five West Sea islands. [ 2 , 4 , 7 ]

Newsis also forecast afternoon gusts of around 55km/h in Incheon and along Gyeonggi's western coast, reaching around 70km/h in mountainous areas. It said fine-dust levels would be good to moderate across all regions because of effective atmospheric dispersion. [ 2 , 7 ]