16
Yom Kippur, the Day of Atonement, falls on 10 Tishrei — nine days after Rosh Hashanah — and begins at sundown on the date shown. One sleep per night: tonight is the first, and the morning after sleep number 16 is the big day. This page recalculates on every visit — perfect for the nightly "how many sleeps?" check.
When is Yom Kippur 2026? Yom Kippur 2026 is on Sunday, September 20, 2026. Yom Kippur by year:
| 2026 | Sunday, September 20 |
| 2027 | Sunday, October 10 |
| 2028 | Friday, September 29 |
| 2029 | Tuesday, September 18 |
| 2030 | Sunday, October 6 |
How many sleeps until Yom Kippur 2026?
There are 16 sleeps until Yom Kippur 2026 (Sunday, September 20, 2026).
How are sleeps counted?
One sleep per night between now and the big day — tonight is the first sleep, and the morning after the last sleep is Yom Kippur 2026. Sleeps are the same as days.
How many weeks until Yom Kippur 2026?
16 sleeps is 2 weeks and 2 sleeps.