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When is Monday the 21st?

How often does the 21st day of a month fall on a Monday.

Monday the 21st occurrences
YearDateMonthSince lastComment
2010Monday, June 21, 2010June1 time in year 2010
2011Monday, February 21, 2011February+ 8 months3 times in year 2011
Monday, March 21, 2011March+ 1 months 
Monday, November 21, 2011November+ 8 months 
2012Monday, May 21, 2012May+ 6 months1 time in year 2012
2013Monday, January 21, 2013January+ 8 months2 times in year 2013
Monday, October 21, 2013October+ 9 months 
2014Monday, April 21, 2014April+ 6 months2 times in year 2014
Monday, July 21, 2014July+ 3 months 
2015Monday, September 21, 2015September+ 14 months2 times in year 2015
Monday, December 21, 2015December+ 3 months 
2016Monday, March 21, 2016March+ 3 months2 times in year 2016
Monday, November 21, 2016November+ 8 months 
2017Monday, August 21, 2017August+ 9 months1 time in year 2017
2018Monday, May 21, 2018May+ 9 months1 time in year 2018
2019Monday, January 21, 2019January+ 8 months2 times in year 2019
Monday, October 21, 2019October+ 9 months 
2020Monday, September 21, 2020September+ 11 months2 times in year 2020
Monday, December 21, 2020December+ 3 months 
Between years 2010 and 2020 this occurs 19 times. Upcoming occurrence is highlighted.

Extended list from 2010 to 2050


Which years have the same weekdays?

Calendars repeat themselves – find out which years share the same calendar dates and reuse your calendar.

Which months have the same weekdays?

Calendars repeat themselves – find out which months share the same calendar dates and reuse your calendar.

When does a date fall on a certain weekday?

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

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