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Months equal to December 2012

The month December 2012 has 31 days and starts on a Saturday. December 2012 has 5 Saturdays, 5 Sundays, 5 Mondays.

Months which have the same number of days and starting weekday as December 2012
YearMonthCompared to December 2012Since last
2003March9 years, 9 months before
2004May8 years, 7 months before+ 14 months
2005January7 years, 11 months before+ 8 months
2005October7 years, 2 months before+ 9 months
2006July6 years, 5 months before+ 9 months
2007December5 years before+ 17 months
2008March4 years, 9 months before+ 3 months
2009August3 years, 4 months before+ 17 months
2010May2 years, 7 months before+ 9 months
2011January23 months before+ 8 months
2011October14 months before+ 9 months
2012Decemberselected month+ 14 months
2014March15 months after+ 15 months
2015August2 years, 8 months after+ 17 months
2016October3 years, 10 months after+ 14 months
2017July4 years, 7 months after+ 9 months
2018December6 years after+ 17 months
2020August7 years, 8 months after+ 20 months
2021May8 years, 5 months after+ 9 months
2022January9 years, 1 months after+ 8 months
2022October9 years, 10 months after+ 9 months
Between years 2002 and 2022 this occurs 21 times. Note that holidays seldom match exactly. Selected month 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.

About repeating months

A year has 7 months containing 31 days, 4 months containing 30 days and the final month has either 28 or 29 days. All weekdays occur four times.

This means that:

  • 31-day months repeat on average once every year.
  • 30-day months repeat on average four times every 7 years.
  • 29-day months repeat on average once every 28 years.
  • 28-day months repeat on average 3 times every 28 years.