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Months equal to January 2015

The month January 2015 has 31 days and starts on a Thursday. January 2015 has 5 Thursdays, 5 Fridays, 5 Saturdays.

Months which have the same number of days and starting weekday as January 2015
YearMonthCompared to January 2015Since last
2005December9 years, 1 months before
2007March7 years, 10 months before+ 15 months
2008May6 years, 8 months before+ 14 months
2009January6 years before+ 8 months
2009October5 years, 3 months before+ 9 months
2010July4 years, 6 months before+ 9 months
2011December3 years, 1 months before+ 17 months
2012March2 years, 10 months before+ 3 months
2013August17 months before+ 17 months
2014May8 months before+ 9 months
2015Januaryselected month+ 8 months
2015October9 months after+ 9 months
2016December23 months after+ 14 months
2018March3 years, 2 months after+ 15 months
2019August4 years, 7 months after+ 17 months
2020October5 years, 9 months after+ 14 months
2021July6 years, 6 months after+ 9 months
2022December7 years, 11 months after+ 17 months
2024August9 years, 7 months after+ 20 months
2025May10 years, 4 months after+ 9 months
Between years 2005 and 2025 this occurs 20 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.