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Years with Same Calendar as 1678

The year 1678 had 365 days and started on a sabato (Vatican City, Gregorian calendar).

This country introduced the modern Gregorian calendar in year 1582, so previous years are based on the Julian calendar. In that calendar system, a Leap Day was added every four years, without the exceptions defined in today's Gregorian calendar. This affects the selection of years listed here.

Years with same starting weekday and equal number of days to 1678
YearCompared to year 1678Since last
Vatican City adopted today's Gregorian calendar in 1582. All previous years are based on the Julian calendar.
158395 years before 
159484 years before+ 11 years
160573 years before+ 11 years
161167 years before+ 6 years
162256 years before+ 11 years
163345 years before+ 11 years
163939 years before+ 6 years
165028 years before+ 11 years
166117 years before+ 11 years
166711 years before+ 6 years
1678selected year+ 11 years
168911 years after+ 11 years
169517 years after+ 6 years
170123 years after+ 6 years
170729 years after+ 6 years
171840 years after+ 11 years
172951 years after+ 11 years
173557 years after+ 6 years
174668 years after+ 11 years
175779 years after+ 11 years
176385 years after+ 6 years
177496 years after+ 11 years
21 years share the calendar of year 1678 in the 200-year time span from 1578 to 1777.
Note that holidays will not match exactly. Selected year is highlighted.

Extend to 1100 – 2099

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.

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