Forward 1 hour
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.
DST ended on Friday, October 21, 1977, 12:00:00 midnight. However, clocks were not changed because Algiers switched time zones at the same time.