Nov 3, 2024, 2:00 am
| Start DST: | Sunday, April 24, 1977 — 1 hour forward |
|---|---|
| End DST: | Sunday, October 30, 1977 — 1 hour backward |
Apr 24
Forward 1 hour
Apr 24, 1977 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, April 24, 1977, 2:00:00 am clocks were turned forward 1 hour to
Sunday, April 24, 1977, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Apr 24, 1977 than the day before. There was more light in the evening.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Oct 30
Back 1 hour
Oct 30, 1977 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, October 30, 1977, 2:00:00 am clocks were turned backward 1 hour to
Sunday, October 30, 1977, 1:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Oct 30, 1977 than the day before. There was more light in the morning.
Also called Fall Back and Winter 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 — 1975 | DST not observed | |
| 1976 | Sunday, April 25, 2:00 am | Sunday, October 31, 2:00 am |
| 1977 | Sunday, April 24, 2:00 am | Sunday, October 30, 2:00 am |
| 1978 | Sunday, April 30, 2:00 am | Sunday, October 29, 2:00 am |
| 1979 | Sunday, April 29, 2:00 am | Sunday, October 28, 2:00 am |
| All times are local for Mexicali. | ||
Data for the years before 1970 is not available for Mexicali, however, we have earlier time zone history for Tijuana available.