Saturday.
4th July 2009 was a Saturday.
Monday
It was Sunday
Tuesday.
It was a Friday.
It was a Saturday.
Monday
July 4th 1876 was on a Monday.
It was on Thursday, July 4th, 1776.
4th July 1983, was a Monday.
July 4th 1996 was a Thursday.
4th of July 1826 was a Tuesday.