Last change: 1988
Feb
7
1 hour Back
Feb 7, 1988, 12:00 midnight
Start DST: | Monday, December 9, 1963 — 1 hour forward |
---|
Dec 9
Forward 1 hour
Dec 9, 1963 - Daylight Saving Time Started
When local standard time was about to reach
Monday, December 9, 1963, 12:00:00 midnight clocks were turned forward 1 hour to
Monday, December 9, 1963, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Dec 9, 1963 than the day before. There was more light in the evening and less light in the morning.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
More info:
Sunday, February 17, 2013: Brazil ends Daylight Saving Time
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
Year | DST End (Clock Backward) | DST Start (Clock Forward) |
---|---|---|
1960 — 1962 | DST not observed | |
1963 | No DST End | Monday, December 9, 12:00 midnight |
1964 | Sunday, March 1, 12:00 midnight | No DST Start |
* 1965 | Wednesday, March 31, 12:00 midnight | Sunday, January 31, 12:00 midnight |
1966 | Tuesday, March 1, 12:00 midnight | Tuesday, November 1, 12:00 midnight |
1967 | Wednesday, March 1, 12:00 midnight | Wednesday, November 1, 12:00 midnight |
1968 | Friday, March 1, 12:00 midnight | No DST Start |
1969 | DST not observed | |
All times are local for Rio Branco. * All or part of this period was on double DST. |