Rorate Caeli Mass. When December 5, 2026 6:30 am - 7:30 am Add To Calendar Download ICS Google Calendar iCalendar Office 365 Outlook Live Where St. Cecilia Church Claremore 1304 N DOROTHY AVE, CLAREMORE , OKLAHOMA, 74017 Map Unavailable 6:30 AM MASS in the church. A candelit Advent Mass in honor of Our Lady.