Feast Day: December 17

Advent Weekday. Beginning of the privileged days of Advent (December 17 to 24), with the O Antiphons sung at Vespers. These days take precedence over all memorials (USCCB Liturgical Calendar 2026).

Advent Weekday. Beginning of the privileged days of Advent (December 17 to 24), with the O Antiphons sung at Vespers. These days take precedence over all memorials (USCCB Liturgical Calendar 2026).

From the USCCB 2026 Liturgical Calendar.