October in Seoul, South Korea, offers a pleasant autumnal climate. Typically, temperatures range from average lows around 10C (50F) to average highs near 20C (68F). This period experiences crisp, dry air with low humidity and abundant sunshine, making it ideal for outdoor activities. Rainfall is minimal compared to other months, creating generally clear skies.
This period is considered one of the best times to visit Seoul due to the comfortable temperatures and scenic beauty of the fall foliage. The vibrant colors of the changing leaves across the city’s parks and mountains provide a spectacular backdrop for sightseeing and cultural exploration. Historically, October has been a popular time for festivals and events, taking advantage of the favorable weather. This pleasant climate offers a welcome respite after the summer heat and humidity and before the onset of winter’s chill.