Weather in Seoul for November 2026

November in Seoul, South Korea, is a transitional month that bridges the mild autumn and the onset of winter. At the beginning of the month, the weather is generally cool and crisp, with daytime temperatures averaging around 12° to 15°. Nights can be chilly, often dipping to around 5° to 8°.

The skies are usually clear, offering plenty of sunshine, which makes it a pleasant time for outdoor activities and sightseeing.

As the month progresses, temperatures gradually decrease. By mid-November, daytime highs typically range from 8° to 10°, while nighttime temperatures can fall to around 0° to 3°.

The air becomes noticeably drier, and the vibrant autumn foliage starts to fade, giving way to more barren landscapes.

Towards the end of November, the weather in Seoul becomes significantly colder. Daytime temperatures often hover around 5° to 7°, and nighttime temperatures can drop below freezing, reaching around -2° to 0°.

Frost is common in the mornings, and the first snowfall of the season may occur, although it is usually light and does not accumulate much.

Overall, November in Seoul is characterized by a steady decline in temperatures, clear skies, and dry conditions, making it a picturesque yet increasingly cold time of year.