he sixth season of the American television drama series Mad Men premiered on April 7, 2013, with a two-hour episode, and concluded on June 23, 2013. It consisted of thirteen episodes, each running for approximately 47 minutes in length. AMC broadcast the sixth season on Sundays at 10:00 pm in the United States. The season premiered in the UK on Sky Atlantic on April 10, 2013.
Season 6 takes place between December 1967 and November 1968.Overview from themoviedb.org