It was a Wednesday.
April Fools Day :)
August 1, 1970 was a Saturday.
1 May 1970 was a Friday.
1 September 1970 was a Tuesday.
1 January 1970 was a Thursday.
1 November 1970 was a Sunday.
October 1 1970 was on a Thursday.
June 1, 1970 fell on a Monday.
March 1, 1970 fell on a Sunday.
Sunday
April 1 1967 was a Saturday.
April 1 1977 was on a Friday.