It was a Saturday.
December 18th 1982 was a Saturday.
August 18, 1982 fell on a Wednesday.
18 December 1994 was a Sunday.
December 18 2010 was a Saturday.
December 18, 1981 was a Friday.
Monday
Friday
Thursday
February 18, 1982, was a Thursday.
18th, May, 1982, was a Tuesday.
December 18, 1952 fell on a Thursday.
December 18, 1984 fell on a Tuesday.