2025 Rosh Hashanah Date. Rosh hashanah 2025 starts on sundown of monday, september 22nd ending the 2 day celebration at sundown on wednesday, september 24, celebrating the jewish new year beginning on the first day of the seventh month on the hebrew calendar. Rosh hashanah begins october 2, 2024, at sundown and it concludes at nightfall on october 4, 2024.

22 and ends at sundown on wednesday, sep. Ends at nightfall on apr 20, 2025.