A.D. 2021 December
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Wednesday, December 1
- The First Wednesday of Advent
Thursday, December 2
- The First Thursday of Advent
Friday, December 3
- The First Friday of Advent
Saturday, December 4
- The First Saturday of Advent
Sunday, December 5
- The Second Sunday in Advent
Monday, December 6
- The Second Monday of Advent
- Nicholas, Bishop of Myra in Lycia
Tuesday, December 7
- The Second Tuesday of Advent
Wednesday, December 8
- The Second Wednesday of Advent
- Conception of the Blessed Virgin Mary
Thursday, December 9
- The Second Thursday of Advent
Friday, December 10
- The Second Friday of Advent
Saturday, December 11
- The Second Saturday of Advent
Sunday, December 12
- The Third Sunday in Advent (Gaudete Sunday)
Monday, December 13
- The Third Monday of Advent
- Lucy, Virgin and Martyr
Tuesday, December 14
- The Third Tuesday of Advent
Wednesday, December 15
- The Third Wednesday of Advent
- Ember Day
Thursday, December 16
- The Third Thursday of Advent
- O Sapientia
Friday, December 17
- The Third Friday of Advent
- O Adonai
- Ember Day
Saturday, December 18
- The Third Saturday of Advent
- O Radix Jesse
- Ember Day
Sunday, December 19
- The Fourth Sunday in Advent
- O Clavis David
Monday, December 20
- The Fourth Monday of Advent
- Eve of Saint Thomas
- O Oriens
Tuesday, December 21
- Saint Thomas, Apostle and Martyr
- The Fourth Tuesday of Advent
- O Rex Gentium
Wednesday, December 22
- The Fourth Wednesday of Advent
- O Emmanuel
Thursday, December 23
- The Fourth Thursday of Advent
- O Virgo Virginum
Friday, December 24
- The Fourth Friday of Advent
- Christmas Eve
Saturday, December 25
- The Nativity of our Lord (Christmas Day)
Sunday, December 26
- Saint Stephen, the first Martyr
- The Sunday after Christmas Day
- The Second Day of Christmas
Monday, December 27
- Saint John, Apostle and Evangelist
- The Third Day of Christmas
Tuesday, December 28
- The Innocents’ Day (Childermas)
- The Fourth Day of Christmas
Wednesday, December 29
- The Fifth Day of Christmas
Thursday, December 30
- The Sixth Day of Christmas
Friday, December 31
- The Seventh Day of Christmas
- Silvester, Bishop of Rome