Events in December 1966
| MonMonday | TueTuesday | WedWednesday | ThuThursday | FriFriday | SatSaturday | SunSunday |
|---|---|---|---|---|---|---|
| November 28, 1966 | November 29, 1966 | November 30, 1966 | December 1, 1966 | December 2, 1966 | December 3, 1966 | December 4, 1966 |
| December 5, 1966 | December 6, 1966 | December 7, 1966 | December 8, 1966 | December 9, 1966 | December 10, 1966 | December 11, 1966 |
| December 12, 1966 | December 13, 1966 | December 14, 1966 | December 15, 1966 | December 16, 1966 | December 17, 1966 | December 18, 1966 |
| December 19, 1966 | December 20, 1966 | December 21, 1966 | December 22, 1966 | December 23, 1966 | December 24, 1966 | December 25, 1966 |
| December 26, 1966 | December 27, 1966 | December 28, 1966 | December 29, 1966 | December 30, 1966 | December 31, 1966 | January 1, 1967 |