Holy Days of Obligation (also known as feasts of precept) are days when the faithful are obliged to participate at Mass and abstain from unnecessary work or  other activities which hinder the suitable relaxation of mind and body. Each Sunday is a holy day of obligation, and six Solemnities are also observed as feasts of precept in the United States.

A complete list of Holy Days of Obligation and their observances for 2025 are:

Wednesday, January 1, 2025
Solemnity of the Mary, the Holy Mother of God

Sunday, June 1, 2025
Solemnity of the Ascension of the Lord

Friday, August 15, 2025
Solemnity of the Assumption of the Blessed Virgin Mary

Saturday, November 1, 2025
Solemnity of All Saints
Since this Holy Day falls on a Saturday, the obligation is suspended.

Monday, December 8, 2025
Solemnity of the Immaculate Conception of the Blessed Virgin Mary
Patronal Feast of the United States of America

Thursday, December 25, 2025
Solemnity of the Nativity of the Lord (Christmas)

Please note: In the Diocese of Wheeling-Charleston, the Vigil Mass cannot be celebrated before 4:00 PM.