There are 310 sleeps (310 days) until August 29 (Sunday, August 29, 2027).
There are 310 days until August 29 (Sunday, August 29, 2027) — one sleep per night.
One sleep per night between now and the big day — tonight is the first sleep, and the morning after the last sleep is August 29. Sleeps are the same as days.
310 sleeps is 44 weeks and 2 sleeps.