May 31, 2003 fell on a Saturday.
December 31, 2003 fell on a Wednesday.
Wednesday
Friday
October 31, 2003 - Halloween - fell on a Friday.
31 May 1958 was a Saturday.
May 31 1967 was a Wednesday.
May 31, 1932 was a Tuesday.
May 31, 2006 was a Wednesday.
May 31, 1983 was a Tuesday.
May 31 1966 was a Tuesday.
May 31, 1976 was a Monday.
May 31 1947 was a Saturday.