In 1970, the more popular date for the celebration of Christmas, the 25th of December, fell on a Friday.
The less popular date for the Christmas celebration, the 7th of January, fell on a Wednesday in 1970 and on a Thursday in early 1971. (A few countries, including Ethiopia and some members of the former Soviet Union including Russia, still celebrate Christmas on the 25th of December of the Julian calendar, which is the 7th of January on the Gregorian calendar.)
Christmas Day was on a Friday in 1970.
Friday
New Year's Day is one week after Christmas Day.
Christmas Day is great no matter what day of the week it falls on. When it is Christmas Day the day is completely different to any normal day of the week, so whatever day it is doesn't really matter.
Christmas Day will be on a Sunday in 2011.
Christmas Day 2010 is a Saturday.
Christmas Day will be on a Friday in 2020.
Christmas Day in 1981 was a Friday.
Christmas Day in 1940 was a Wednesday.
December 25, 1950 fell on a Monday, same as in 2000.
Christmas Day will be on a Wednesday in 2013.
In 1968 Christmas was on Wednesday.