2027 has 365 days. It is not a leap year; February has 28 days. The year opens on a Friday and closes on a Friday.
All twelve months sit on one sheet, so the whole year is visible at a glance. That suits wall use and planning across months; for writing in, a single-month sheet gives roughly twenty times the space per day.
January carries the most federal holidays of any month in 2027, with 2.
Weeks run Sunday to Saturday, the usual US arrangement.