When Is The First Week Of Advent 2025. This year, in 2024, advent starts sunday, december 1. August 15 | the assumption of the blessed virgin mary.

Advent, which marks the start of the new liturgical year, always begins on advent sunday, the fourth sunday before christmas day. Over the first six hundred years of christian history, the church arranged and developed a schedule for sacred remembrance and rhythm that we call the christian calendar.