When Is Rosh Hashanah 2024 Holiday Inn. Rosh hashanah 2024, which ushers in the jewish year 5785, starts just before sundown on wednesday, oct. Rosh hashanah 5785 begins at sundown on the eve of tishrei 1 (oct.
2, 2024) and ends after nightfall on tishrei 2 (oct. When is rosh hashanah 2025?