When Is Rosh Hashanah 2025. The date for rosh hashanah is based on the hebrew calendar and it happens on the first day of the seventh hebrew month. According to the hebrew calendar, rosh hashanah falls on the 1st and 2nd of the month of tishrei.
Rosh hashana for hebrew year 5786 begins at sundown on monday, 22 september 2025 and ends at nightfall on wednesday, 24 september 2025. Rosh hashanah, the jewish new year, marks the beginning of the jewish calendar year.
