Years with Same Calendar as 1664
The year 1664 had 366 days and started on a Friday (Canada, Julian calendar).
This country was still using the Julian calendar in year 1664. 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. This affects the selection of years listed here.
| Years with same starting weekday and equal number of days to 1664 | ||
|---|---|---|
| Year | Compared to year 1664 | Since last |
| 1580 | 84 years before | |
| 1608 | 56 years before | + 28 years |
| 1636 | 28 years before | + 28 years |
| 1664 | selected year | + 28 years |
| 1692 | 28 years after | + 28 years |
| 1720 | 56 years after | + 28 years |
| 1748 | 84 years after | + 28 years |
| Canada adopted today's Gregorian calendar in 1752. All previous years are based on the Julian calendar. | 6 years share the calendar of year 1664 in the 200-year time span from 1564 to 1763. 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.