Oct 31, 1980, 2:00 am
| Start DST: | Friday, May 6, 1977 — 1 hour forward |
|---|---|
| End DST: | Friday, October 21, 1977 — No time change due to simultaneous time zone change |
May 6
Forward 1 hour
May 6, 1977 - Daylight Saving Time Started
When local standard time was about to reach
Friday, May 6, 1977, 12:00:00 midnight clocks were turned forward 1 hour to
Friday, May 6, 1977, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on May 6, 1977 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.
Oct 21
No change
Oct 21, 1977 - Daylight Saving Time Ended
DST ended on Friday, October 21, 1977, 12:00:00 midnight. However, clocks were not changed because In Salah switched time zones at the same time.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
| Year | DST Start (Clock Forward) | DST End (Clock Backward) |
|---|---|---|
| 1970 | DST not observed | |
| 1971 | Sunday, April 25, 11:00 pm | Monday, September 27, 12:00 midnight |
| 1972 — 1976 | DST not observed | |
| 1977 | Friday, May 6, 12:00 midnight | Friday, October 21, 12:00 midnight |
| 1978 | Friday, March 24, 1:00 am | Friday, September 22, 3:00 am |
| 1979 | DST not observed | |
| All times are local for In Salah. | ||
Data for the years before 1970 is not available for In Salah, however, we have earlier time zone history for Algiers available.