Solstice Insight
The longest day of the year in Seoul typically falls around June 20 or 21.
This date marks the Summer Solstice, when Seoul experiences the maximum number of daylight hours.
Longest Day of the Year in Seoul
Learn when the longest day of the year usually occurs in Seoul, South Korea and its significance.
When is the Summer Solstice?
In Seoul, the summer solstice—the day with the most daylight—occurs annually in late June. As the Earth orbits the Sun, its axial tilt leans Seoul's hemisphere closest to the sun, generating extended twilight and later sunset times.