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Years with Same Calendar as 99

The year 99 had 365 days and started on a Tuesday.

Note: You have selected the Julian calendar, an old calendar system where a Leap Day was added every four years, without the exceptions defined in today's Gregorian calendar.

Years with same starting weekday and equal number of days to 99
YearCompared to year 99Since last
990 years before 
1584 years before+ 6 years
2673 years before+ 11 years
3762 years before+ 11 years
4356 years before+ 6 years
5445 years before+ 11 years
6534 years before+ 11 years
7128 years before+ 6 years
8217 years before+ 11 years
936 years before+ 11 years
99selected year+ 6 years
11011 years after+ 11 years
12122 years after+ 11 years
12728 years after+ 6 years
13839 years after+ 11 years
14950 years after+ 11 years
15556 years after+ 6 years
16667 years after+ 11 years
17778 years after+ 11 years
18384 years after+ 6 years
19495 years after+ 11 years
20 years share the calendar of year 99 in the 200-year time span from 1 to 200.
Note that holidays will not match exactly. Selected year is highlighted.

Extend to 1 – 1000


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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Do you feel dates like Friday the 13th occur often? This calculator tells you exactly when.