When Is Rosh Hashanah 2025. Rosh hashanah, the jewish new year, will commence on wednesday, september 10, 2025and conclude on thursday, september 11, 2025. Rosh hashanah, the jewish new year, marks the beginning of the jewish calendar year.
Occurring on the first and second days of the seventh month of the jewish year, rosh hashanah is often called the jewish new year. Rosh hashanah is a religious and festive time when family and friends gather together for meals and worship.