Monday
August 8 1988 was on a Monday.
8 October 1988 was a Saturday. (August 10, 1988 was a Wednesday.)
8 March 1988 was a Tuesday.
May 8, 1988 was a Sunday.
October 8 1988 was a Saturday.
January 8 1988 was a Friday.
June 8, 1988 fell on a Wednesday.
8 August 1980 was a Friday.
8 August 1991 was a Thursday.
August 8, 2008 was a Friday.
August 8, 1970 was a Saturday.
August 8, 1963 was a Thursday.