December 2021 Holidays
| Holidays December, 2021 | Week Day | Date | Countdown |
| Pearl Harbor Day | Tuesday | December 7, 2021 | today |
| Feast of the Immaculate Conception | Wednesday | December 8, 2021 | in 1 days |
| Christmas Day (Observed) | Friday | December 24, 2021 | in 17 days |
| Christmas Eve | Friday | December 24, 2021 | in 17 days |
| Christmas Day | Saturday | December 25, 2021 | in 18 days |
| New Year's Eve | Friday | December 31, 2021 | in 24 days |