President Yoon Suk-yeol arrives for work at the presidential office in Seoul, Sept. 26. Yonhap

President Yoon Suk-yeol saw his approval rating dip slightly at the end of last week, a survey showed Monday, after he was caught on video using foul language during a visit to New York.

In the poll of 2,533 voters conducted by Realmeter from Monday to Friday last week, 34.6 percent positively assessed Yoon's job performance, up 0.2 percentage point from the previous week.

Yoon's disapproval rating was 62.2 percent, down 1 percentage point.

Yoon's approval rating, however, showed a downward trend from 36.4 percent on Tuesday to 32.8 percent on Friday.