When Is Rosh Hashanah 2025 Holiday. In 2025, rosh hashanah starts on monday september 22nd. ראש השנה ), (literally “head of the year”), is the jewish.

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 hashana for hebrew year 5786 begins at sundown on monday, 22 september 2025 and ends at nightfall on wednesday, 24 september 2025.