2025 Holy Day Calendar. 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. We determine the start of our calendar based on calculating the new moon (it’s conjunction) closest to the equinox and conditioned on the first holy day commencing after the equinox.

November 1 | all saints’ day. 6ᵗʰ day in the octave of christmas.