Us Catholic Holy Days Of Obligation 2025. While some feast days and holidays don’t change their dates year to year, the liturgical calendar of the catholic church often rotates depending on the dates of other events. Each year the secretariat of divine worship of the united states conference of catholic bishops publishes the liturgical calendar for the dioceses of the united states of.
The immaculate conception of the blessed virgin mary. January 1, the solemnity of mary, mother of god.