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 | More info | | 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 | 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 | More info | | 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 | More info | | 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 | More info | | 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 | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info | | 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 | More info |
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