The traditional calendar
December 2025
The temporal cycle is computed from Easter and the first Sunday of Advent. The sanctoral covers every feast of the first and second class.
- 1
Monday in the First Week of Advent
- 2
Tuesday in the First Week of Advent
- 3
St. Francis Xavier, Confessor
Commemoration: Wednesday in the First Week of Advent
- 4
Thursday in the First Week of Advent
- 5
Friday in the First Week of Advent
Friday
- 6
St. Nicholas, Bishop and Confessor
Commemoration: Saturday in the First Week of Advent
- 7
Second Sunday of Advent
First Class - 8
The Immaculate Conception of the Blessed Virgin Mary
Commemoration: Monday in the Second Week of Advent
First Class - 9
Tuesday in the Second Week of Advent
- 10
Wednesday in the Second Week of Advent
- 11
Thursday in the Second Week of Advent
- 12
Friday in the Second Week of Advent
Friday
- 13
St. Lucy, Virgin and Martyr
Commemoration: Saturday in the Second Week of Advent
- 14
Third Sunday of Advent
First Class - 15
Monday in the Third Week of Advent
- 16
Tuesday in the Third Week of Advent
- 17
Wednesday in the Third Week of Advent
Advent Ember Day
Second Class - 18
Thursday in the Third Week of Advent
Second Class - 19
Friday in the Third Week of Advent
Advent Ember Day
Second Class - 20
Saturday in the Third Week of Advent
Advent Ember Day
Second Class - 21
Fourth Sunday of Advent
Commemoration: St. Thomas, Apostle
First Class - 22
Monday in the Fourth Week of Advent
Second Class - 23
Tuesday in the Fourth Week of Advent
Second Class - 24
The Vigil of the Nativity
First Class - 25
The Nativity of Our Lord Jesus Christ
First Class - 26
St. Stephen, Protomartyr
Friday
Second Class - 27
St. John, Apostle and Evangelist
Second Class - 28
The Sunday within the Octave of the Nativity
Commemoration: The Holy Innocents, Martyrs
Second Class - 29
Monday in Christmastide
- 30
Tuesday in Christmastide
- 31
St. Sylvester I, Pope and Confessor