Gregorian 7 July 1506 is a Saturday.
Julian 7 July 1506 is a Tuesday.
Wednesday
Sunday
Monday.
7th July 1980, was a Monday.
Friday 7th july 1989.
July 7th, 1963 was on a Sunday.
July 7th, 1968 fell on a Sunday.
July 7, 1864 was a Thursday.
July 7th, 1984 fell on a Saturday.
The given date was a Friday.
7th Dec was Sunday, 12 July was Saturday
If you mean what day of the week did July begin, the 1st of July 2013 was a Monday.