When Is Yom Kippur Day 2024. In 2025, yom kippur begins at sundown on wednesday, oct. In 2024, yom kippur begins at sunset on friday, october 11.

In 2024, the observance of yom kippur starts at sunset on october 11 and concludes on the evening of october 12. Yom kippur, the day of atonement, is celebrated by jewish people all over the world, including by many in the united states.