Wednesday.
June 13th 1940 was a Thursday.
April 13th, 1913 was Sunday.
January 13th 1945 was a Saturday.January 13, 1945 fell on a Saturday.
9th June 1945, was a Saturday.
June 17 1945 was a Sunday.
13th June 1932 was a Monday.
June 13th 1969 was a Friday.
October 13th, 1990 fell on a Saturday.
13th June 1955 was a Monday.
June 13th, 1972 was a Tuesday.
June 13th, 1936 fell on a Saturday.
June, 13th, 1974, was a Thursday.
June 13th, 1980 fell on a Friday.
13th June 1977 was a Monday.
June 13th 1958 fell on a Friday
June 13th, 1966 fell on a Monday. The following year, June 13th fell on a Tuesday.
It was a Wednesday.