It was a Sunday.
15th of January 1961 was a Sunday.
January 15th, 1900 was a Monday.
January 15th, 2003 fell on a Wednesday.
January 15th, 1964 fell on a Wednesday.
Saturday
It was a Wednesday.
Tuesday.
Tuesday
15th January 1985, was a Tuesday.
January 15, 1977, was a Saturday.
January 15, 1981 fell on a Thursday.
1 January 2006 was a Sunday.