There are 306 sleeps (306 days) until August 25 (Wednesday, August 25, 2027).
There are 306 days until August 25 (Wednesday, August 25, 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 25. Sleeps are the same as days.
306 sleeps is 43 weeks and 5 sleeps.