What Day Is Rosh Hashanah 2025. Rosh hashanah 2025 begins at sundown on monday, september 22, and ends at nightfall on wednesday, september 24, 2025. In israel, rosh hashanah is the only holiday that lasts for two days.
Ends at nightfall on apr 14, 2026. Rosh hashanah covers two days (first day is called tishrei) which is part of the 10 high holy days which concludes with yom kippur.