There are 221 sleeps (221 days) until June 1 (Tuesday, June 1, 2027).
There are 221 days until June 1 (Tuesday, June 1, 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 June 1. Sleeps are the same as days.
221 sleeps is 31 weeks and 4 sleeps.