There are 75 sleeps (75 days) until January 6 (Wednesday, January 6, 2027).
There are 75 days until January 6 (Wednesday, January 6, 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 January 6. Sleeps are the same as days.
75 sleeps is 10 weeks and 5 sleeps.