Weekly weather forecast: Temperatures to fall after weekend rain in the south

October 8–9: Sunny and mild in major cities

On Thursday, October 8, and Friday, October 9, major cities including Seoul, Busan, Gangneung and Jeju will generally see sunny skies and mild weather. Highs will reach 24–25°C in Seoul, 25–26°C in Busan, 25°C in Gangneung and 23–24°C in Jeju. Lows will be around 12–13°C in Seoul, 13–14°C in Gangneung, 15°C in Busan and 16–18°C in Jeju. The chance of rain will remain at 10% in all four cities, with sunny, rain-free weather expected to continue for both days.

October 10–11: Heavy rain focused on the south

On Saturday, October 10, and Sunday, October 11, rain will focus on the southern cities of Busan and Jeju. Jeju will be cloudy with rain on both days, with the chance of rain remaining high at 70–80%; particularly heavy rain is expected on Saturday, October 10. Busan will also see intermittent rain during the same period, with the chance of rain staying at 70–80%. By contrast, Seoul and Gangneung will remain sunny on both days, with a 10–20% chance of rain, marking a clear contrast with the south.

October 12–14: Rain shifts north, followed by falling temperatures

On Monday, October 12, and Tuesday, October 13, the focus of the rain will shift to central regions. Seoul and Gangneung will see cloudy skies or periods of rain, and the chance of rain will rise to 30–50%. Over the same period, Busan will be sunny on Monday, turn cloudy on Tuesday and then clear again, while Jeju will see periods of rain on Monday, followed by cloudy skies on Tuesday before gradually clearing. On Wednesday, October 14, all four cities—Seoul, Busan, Gangneung and Jeju—will return to sunny weather, but daytime highs will fall to 20°C in Seoul and Gangneung, 24°C in Busan and 23°C in Jeju, bringing cooler autumn weather.