May. 29 Thursday of the Sixth Week of Easter or Solemnity of the Ascension (for certain ecclesiastical provinces); Opt. Mem. of Pope St. Paul VI, Pope, Opt. Mem.

In the United States, the ecclesiastical provinces of Boston, Hartford, New York, Newark, Omaha, and Philadelphia have retained the celebration of the Solemnity of the Ascension on the proper Thursday while all other provinces have transferred this solemnity to the Seventh Sunday of Easter, June 1.