Ordo Calendar 2025. Liturgical calendars for the fully traditional roman rite (1950), following the rubrics of pope st. Order of prayer in the liturgy of the hours and celebration of the eucharist 2025.

The ordo provides detailed information for each day of the liturgical year which begins the first sunday of advent and ends with the 34th week in ordinary time. This calendar lists each day’s celebration, rank, liturgical color, citations for the lectionary for mass, and psalter cycle for the liturgy of the hours.