There are 316 sleeps (316 days) until September 4 (Saturday, September 4, 2027).
There are 316 days until September 4 (Saturday, September 4, 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 September 4. Sleeps are the same as days.
316 sleeps is 45 weeks and 1 sleep.