First Celebrations of Christmas took Place on Feast of Epiphany/Winter Solstice

http://godisnot3guyscom-jeanette.blogspot.com
"There was no feast of Christmas during the first two centuries of the Christian era. Our festival followed the model of pagan festivals observing the sun’s birth on the winter solstice....The first celebrations of Christmas did not happen on December 25. They began on January 6, today the feast of Epiphany in the West. That used to be the winter solstice until a calendar adjustment moved it to December 25 and a later adjustment to December 21. This is the reason our Christmas comes a few days after the solstice. Eastern Orthodox believers still celebrate Christmas on January 6..."
(God is Not Three Guys in the Sky- Posted Jeanette)