A structured annual guide organizes Christian observances and celebrations for many denominations. This framework typically includes dates for holidays like Easter, Pentecost, Advent, and Christmas, as well as commemorations of significant figures in Christian history. Specific dates for movable feasts, like Easter, are calculated annually. An example for 2024 would show Easter falling on March 31st. Many denominations also observe seasons like Lent, a time of reflection and penitence leading up to Easter.
This structure provides a rhythm of worship and reflection throughout the year, connecting congregations to the broader historical narrative of the Christian faith. It offers a shared experience for worshippers, fostering a sense of community and continuity. Historically, these calendars emerged from early church practices, adapting and evolving over time as different denominations developed distinct traditions. The calendar serves not only as a practical tool for planning services but also as a powerful reminder of core beliefs and values.