In the US, August 1st, 1993 fell on a Sunday
According to a handy-dandy weekday calculator, January 1, 1993 was a Friday.
It was a Monday.
Sunday
monday
It was a Monday.
It was a Friday.
Monday
August 13 1985 was a Tuesday.
10th August 1995 was a Thursday.
August can start on any weekday or any weekend day, so there is no single answer to the question without specifying a particular year.
It was a Friday. See link for more.
monday