Time zone changes and daylight saving time start/end dates
between year 2010 and 2019Please note that dates might change in the future For each change, two lines are displayed:
line #1 is the time and time zone one second before the change
line #2 is the time and time zone when the change has happened | Local time | DST? | UTC offset | Zone name | Event/details |
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| Saturday, March 13, 2010 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 14, 2010 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 31, 2010 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 30, 2010 and Sunday, October 31, 2010 | No | -5 hours | CST | DST ends | | Saturday, March 12, 2011 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 13, 2011 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 30, 2011 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 29, 2011 and Sunday, October 30, 2011 | No | -5 hours | CST | DST ends | | Saturday, March 10, 2012 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 11, 2012 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 28, 2012 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 27, 2012 and Sunday, October 28, 2012 | No | -5 hours | CST | DST ends | | Saturday, March 9, 2013 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 10, 2013 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 27, 2013 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 26, 2013 and Sunday, October 27, 2013 | No | -5 hours | CST | DST ends | | Saturday, March 8, 2014 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 9, 2014 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 26, 2014 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 25, 2014 and Sunday, October 26, 2014 | No | -5 hours | CST | DST ends | | Saturday, March 7, 2015 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 8, 2015 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 25, 2015 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 24, 2015 and Sunday, October 25, 2015 | No | -5 hours | CST | DST ends | | Saturday, March 12, 2016 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 13, 2016 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 30, 2016 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 29, 2016 and Sunday, October 30, 2016 | No | -5 hours | CST | DST ends | | Saturday, March 11, 2017 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 12, 2017 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 29, 2017 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 28, 2017 and Sunday, October 29, 2017 | No | -5 hours | CST | DST ends | | Saturday, March 10, 2018 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 11, 2018 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 28, 2018 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 27, 2018 and Sunday, October 28, 2018 | No | -5 hours | CST | DST ends | | Saturday, March 9, 2019 at 11:59:59 PM | No | -5 hours | CST | | | Sunday, March 10, 2019 at 1:00:00 AM | 1 hour | -4 hours | CDT | DST starts | | Sunday, October 27, 2019 at 12:59:59 AM | 1 hour | -4 hours | CDT | | | Midnight between Saturday, October 26, 2019 and Sunday, October 27, 2019 | No | -5 hours | CST | DST ends |
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