June 20th 1837 was a Tuesday.
On June 20th of 1968, the day was Thursday :)
It was a Thursday.
It was a Saturday.
20 June 2009 will be a Saturday.
June 20, 1949 was a Monday.
20th June 1946, was a Thursday.
June 20th, 1990 was a Wednesday.
Thursday
It was a Friday.
June 20, 1985, fell on a Thursday.
June 20th, 1954 fell on a Sunday. The following year, it fell on a Monday.
September 5, 1837 fell on a Tuesday.