A.D. 2040 December
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Saturday, December 1
- The Saturday in the Last Week After Pentecost
Sunday, December 2
- The First Sunday in Advent (Advent Sunday)
Monday, December 3
- The First Monday of Advent
Tuesday, December 4
- The First Tuesday of Advent
Wednesday, December 5
- The First Wednesday of Advent
Thursday, December 6
- The First Thursday of Advent
- Nicholas, Bishop of Myra in Lycia
Friday, December 7
- The First Friday of Advent
Saturday, December 8
- The First Saturday of Advent
- Conception of the Blessed Virgin Mary
Sunday, December 9
- The Second Sunday in Advent
Monday, December 10
- The Second Monday of Advent
Tuesday, December 11
- The Second Tuesday of Advent
Wednesday, December 12
- The Second Wednesday of Advent
Thursday, December 13
- The Second Thursday of Advent
- Lucy, Virgin and Martyr
Friday, December 14
- The Second Friday of Advent
Saturday, December 15
- The Second Saturday of Advent
Sunday, December 16
- The Third Sunday in Advent (Gaudete Sunday)
- O Sapientia
Monday, December 17
- The Third Monday of Advent
- O Adonai
Tuesday, December 18
- The Third Tuesday of Advent
- O Radix Jesse
Wednesday, December 19
- The Third Wednesday of Advent
- O Clavis David
- Ember Day
Thursday, December 20
- The Third Thursday of Advent
- Eve of Saint Thomas
- O Oriens
Friday, December 21
- Saint Thomas, Apostle and Martyr
- The Third Friday of Advent
- O Rex Gentium
- Ember Day
Saturday, December 22
- The Third Saturday of Advent
- O Emmanuel
- Ember Day
Sunday, December 23
- The Fourth Sunday in Advent
- O Virgo Virginum
Monday, December 24
- The Fourth Monday of Advent
- Christmas Eve
Tuesday, December 25
- The Nativity of our Lord (Christmas Day)
Wednesday, December 26
- Saint Stephen, the first Martyr
- The Second Day of Christmas
Thursday, December 27
- Saint John, Apostle and Evangelist
- The Third Day of Christmas
Friday, December 28
- The Innocents’ Day (Childermas)
- The Fourth Day of Christmas
Saturday, December 29
- The Fifth Day of Christmas
Sunday, December 30
- The Sunday after Christmas Day
- The Sixth Day of Christmas
Monday, December 31
- The Seventh Day of Christmas
- Silvester, Bishop of Rome