Below are the Festival dates for 2025.  Festival dates are based on the Aviv Calendar i.e. determining the start of the month with the first visual sighting of the crescent moon in Jerusalem (Num 28:11-15, Num 29:1-6) and the start of the year based on the ripening of barley in Israel (Ex 12:1-2, Ex 13:3-4, Ex 23:14-16, Ex 34:18; Deu 16:1).

To learn more about the Aviv Calendar please see the study paper entitled The Biblical Calendar.