Rosh Hashana 2024au. Rosh hashanah 2024, which ushers in the jewish year 5785, starts just before sundown on wednesday, oct. 2 and ends at sundown on friday, oct.

Rosh hashanah 2024 begins before sundown on wednesday, oct. The high holidays mark the beginning of the jewish new year, starting with rosh hashanah and culminating with yom kippur.