Rosh Hashanah Begins 2025 Calendar. Rosh hashanah begins sunset monday, september 22, 2025 ends evening wednesday, september 24, 2025. Rosh hashanah begins on the first day of the seventh month of tishrei in the jewish calendar.
When is rosh hashanah in other years? The next upcoming rosh hashanah starts on sundown of september 22nd ending at sundown on wednesday september 24th, 2025.