Years with Same Calendar as 12
The year 12 had 366 days and started on a Friday (United States, Julian calendar).
This country was still using the Julian calendar in 12. In that calendar system, a Leap Day was added every four years, without the exceptions defined in today's Gregorian calendar. The Gregorian calendar was introduced in 1752.
| Years with same starting weekday and equal number of days to 12 | ||
|---|---|---|
| Year | Compared to year 12 | Since last |
| 12 | selected year | |
| 40 | 28 years after | + 28 years |
| 68 | 56 years after | + 28 years |
| 96 | 84 years after | + 28 years |
| 124 | 112 years after | + 28 years |
| 152 | 140 years after | + 28 years |
| 180 | 168 years after | + 28 years | 6 years share the calendar of year 12 in the 200-year time span from 1 to 200. Note that holidays will not match exactly. Selected year is highlighted. |
Which Years Have the Same Calendar?
Reuse your yearly calendar by finding years that have the same number of days and start on the same day of the week.
Which Months Have the Same Calendar?
Find months that have the same number of days and start on the same day of the week.
When Does a Date Fall on a Certain Weekday?
Do you feel dates like Friday the 13th occur often? This calculator tells you exactly when.