DECEMBER by GEORGE WINSTON has sold 3,081,658 copies in Canada, Korea and United States.
DECEMBER certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Canada |
50,000 | 1x Gold | 1989 |
Canada Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 1989
|
 Korea |
31,658 | RIAK / Gaon charts |
Korea Sales: 31,658
Certification / note: RIAK / Gaon charts
Certification Date / sales as of:
|
|
 United States |
3,000,000 | 3x Platinum | 9 December, 1993 |
United States Sales: 3,000,000
Certification / note: 3x Platinum
Certification Date / sales as of: 9 December, 1993
|
| Total sales | 3,081,658 | (in 3 countries) |
Total
Sales: 3,081,658
(in 3 countries)
|
Year-end chart performance for DECEMBER
| Chart 1984 | Rank | Sales |
| US Albums (Billboard 200) |
65 | |
| Chart 2001 | Rank | Sales |
| South Korean International Albums (Gaon) |
57 | 9,298 |
| Chart 2002 | Rank | Sales |
| South Korean International Albums (Gaon) |
47 | 25,939 |
| Chart 2011 | Rank | Sales |
| South Korean International Albums (Gaon) |
21 | 5,629 |