When Was Rosh Hashanah 2024. Rosh hashanah, also known as the jewish new year, is a celebration that begins after sunset on the eve of tishrei 1 (tishrei is the seventh month in the hebrew calendar followed by the jewish people). Rosh hashana for hebrew year 5785 began on wednesday, 2 october 2024 and ended on friday, 4 october 2024.

See rosh hashanah eve meal for more about this holiday meal. 2 and ends at sundown on friday, oct.