What's the weather like in South Korea in September?

The weather in South Korea in September is autumn, and the temperature is between 18-24 degrees, with occasional showers.

The weather in Jeju Island is very good. Because of the maritime climate, it rains almost every afternoon, so the air is good. Wear long sleeves in the morning and evening in September and short sleeves at noon.

Busan and Seoul are colder. It is recommended to wear thin long sleeves and thin coats. Generally, it will snow in June+February in 5438, and it will be very cold. A scarf with a thick sweater coat is also necessary. Jeju Island in June+February, 5438 will be a little more comfortable.

The daily average minimum temperature 17℃, and the daily average maximum temperature is 26℃. Generally speaking, it won't be very cold. It will be more than 20 degrees every day. Take some coats, short sleeves or spring and autumn clothes.

The weather is similar to Shanghai, maybe a little colder than Shanghai.