| Year | End Date | Start Date |
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| 2010 | Midnight between Saturday, February 20 and Sunday, February 21 | Midnight between Saturday, October 16 and Sunday, October 17 | | 2011 | Midnight between Saturday, February 19 and Sunday, February 20 | Midnight between Saturday, October 15 and Sunday, October 16 | | 2012 | Midnight between Saturday, February 25 and Sunday, February 26 | Midnight between Saturday, October 20 and Sunday, October 21 | | 2013 | Midnight between Saturday, February 16 and Sunday, February 17 | Midnight between Saturday, October 19 and Sunday, October 20 | | 2014 | Midnight between Saturday, February 15 and Sunday, February 16 | Midnight between Saturday, October 18 and Sunday, October 19 | | 2015 | Midnight between Saturday, February 21 and Sunday, February 22 | Midnight between Saturday, October 17 and Sunday, October 18 | | 2016 | Midnight between Saturday, February 20 and Sunday, February 21 | Midnight between Saturday, October 15 and Sunday, October 16 | | 2017 | Midnight between Saturday, February 18 and Sunday, February 19 | Midnight between Saturday, October 14 and Sunday, October 15 | | 2018 | Midnight between Saturday, February 17 and Sunday, February 18 | Midnight between Saturday, October 20 and Sunday, October 21 | | 2019 | Midnight between Saturday, February 16 and Sunday, February 17 | Midnight between Saturday, October 19 and Sunday, October 20 |
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Details of each time changeFor 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 itself | Local Date | Local Time | DST | UTC Offset | Time Zone | Event/details |
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| Saturday, February 20, 2010 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 16, 2010 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 17, 2010 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | More info | | Saturday, February 19, 2011 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 15, 2011 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 16, 2011 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | | Saturday, February 25, 2012 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 20, 2012 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 21, 2012 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | More info | | Saturday, February 16, 2013 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 19, 2013 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 20, 2013 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | | Saturday, February 15, 2014 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 18, 2014 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 19, 2014 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | | Saturday, February 21, 2015 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 17, 2015 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 18, 2015 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | | Saturday, February 20, 2016 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 15, 2016 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 16, 2016 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | | Saturday, February 18, 2017 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 14, 2017 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 15, 2017 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | | Saturday, February 17, 2018 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 20, 2018 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 21, 2018 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts | | Saturday, February 16, 2019 | 11:59:59 PM | +1h | UTC-2h | BRST | | | 12:00:00 Midnight → 11:00:00 PM | No | UTC-3h | BRT | DST ends | | Saturday, October 19, 2019 | 11:59:59 PM | No | UTC-3h | BRT | | | Sunday, October 20, 2019 | 12:00:00 Midnight → 1:00:00 AM | +1h | UTC-2h | BRST | DST starts |
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