Add to Calendar aCLuDhaqizCaPxAftmqF167204 09/15/2023 07:50 PM 09/17/2023 07:40 PM false America/New York Rosh Hashanah In the Jewish calendar, days begin at sundown. In 2023, Rosh Hashanah will begin at sundown on September 15 and conclude at sundown on September 17. Sunset times are approximate. ----