Feb 7, 1988, 12:00 midnight
| End DST: | Monday, March 31, 1952 — 1 hour backward |
|---|---|
| Start DST: | Monday, December 1, 1952 — 1 hour forward |
Apr 1
Back 1 hour
Apr 1, 1952 - Daylight Saving Time Ended
When local daylight time was about to reach
Tuesday, April 1, 1952, 12:00:00 midnight clocks were turned backward 1 hour to
Monday, March 31, 1952, 11:00:00 pm local standard time instead.
Sunrise and sunset were about 1 hour earlier on Apr 1, 1952 than the day before. There was more light in the morning and less light in the evening.
Also called Fall Back and Winter Time.
More info:
Sunday, February 17, 2013: Brazil ends Daylight Saving Time
Dec 1
Forward 1 hour
Dec 1, 1952 - Daylight Saving Time Started
When local standard time was about to reach
Monday, December 1, 1952, 12:00:00 midnight clocks were turned forward 1 hour to
Monday, December 1, 1952, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Dec 1, 1952 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) |
|---|---|---|
| 1950 | Sunday, April 16, 1:00 am | Friday, December 1, 12:00 midnight |
| 1951 | Sunday, April 1, 12:00 midnight | Saturday, December 1, 12:00 midnight |
| 1952 | Tuesday, April 1, 12:00 midnight | Monday, December 1, 12:00 midnight |
| 1953 | Sunday, March 1, 12:00 midnight | No DST Start |
| 1954 — 1959 | DST not observed | |
| All times are local for Porto Velho. | ||