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Months equal to December 2001

The month December 2001 has 31 days and starts on a Saturday. December 2001 has 5 Saturdays, 5 Sundays, 5 Mondays.

Months which have the same number of days and starting weekday as December 2001
YearMonthCompared to December 2001Since last
1992August9 years, 4 months before
1993May8 years, 7 months before+ 9 months
1994January7 years, 11 months before+ 8 months
1994October7 years, 2 months before+ 9 months
1995July6 years, 5 months before+ 9 months
1997March4 years, 9 months before+ 20 months
1998August3 years, 4 months before+ 17 months
1999May2 years, 7 months before+ 9 months
2000January23 months before+ 8 months
2000July17 months before+ 6 months
2001Decemberselected month+ 17 months
2003March15 months after+ 15 months
2004May2 years, 5 months after+ 14 months
2005January3 years, 1 months after+ 8 months
2005October3 years, 10 months after+ 9 months
2006July4 years, 7 months after+ 9 months
2007December6 years after+ 17 months
2008March6 years, 3 months after+ 3 months
2009August7 years, 8 months after+ 17 months
2010May8 years, 5 months after+ 9 months
2011January9 years, 1 months after+ 8 months
2011October9 years, 10 months after+ 9 months
Between years 1991 and 2011 this occurs 22 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.