4th week of year 1255

Monday, January 25, 1255 — Sunday, January 31, 1255

• Monday, January 25, 1255
• Tuesday, January 26, 1255
• Wednesday, January 27, 1255
• Thursday, January 28, 1255
• Friday, January 29, 1255
• Saturday, January 30, 1255
• Sunday, January 31, 1255