1st week of year 1980

Monday, December 31, 1979 — Sunday, January 6, 1980

• Monday, December 31, 1979
• Tuesday, January 1, 1980
• Wednesday, January 2, 1980
• Thursday, January 3, 1980
• Friday, January 4, 1980
• Saturday, January 5, 1980
• Sunday, January 6, 1980