From July 24 to August 18, the pools at Ttukseom, Yeouido, Jamwon, Nanji and Jamsil will remain open until 10 p.m.
The five locations along the Han River, which bisects the Korean capital, attract an average of 4,000 visitors daily during the summer months.
The initiative aims to provide more recreational options for Seoul’s residents and tourists during the peak of the summer season.