Christmas Day fell on a Wednesday in 2013. The Christmas holiday is always celebrated on the 25th of December, and Christmas Eve falls on December 24th.
Christmas is a Christian holiday that celebrates the birth of Jesus Christ. A detailed account of Jesus' birth is found in the New Testament of the Christian Bible in the gospels of Matthew and Saint Luke.
The practice of celebrating Christmas on December 25th originated during Roman times during the fourth century A.D. Traditions such as giving gifts, singing songs, baking special foods and greenery decorating also originated from the early Roman era. Another popular aspect of Christmas that developed over time is the character of Santa Claus, who is based on the historical figure St. Nicholas.