Mar 29, 2026, 1:00 am
| Start DST: | Sunday, March 20, 1966 — 1 hour forward |
|---|---|
| End DST: | Sunday, October 23, 1966 — 1 hour backward |
Mar 20
Forward 1 hour
Mar 20, 1966 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, March 20, 1966, 2:00:00 am clocks were turned forward 1 hour to
Sunday, March 20, 1966, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Mar 20, 1966 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 23
Back 1 hour
Oct 23, 1966 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, October 23, 1966, 3:00:00 am clocks were turned backward 1 hour to
Sunday, October 23, 1966, 2:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Oct 23, 1966 than the day before. There was more light in the morning and less light in the evening.
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) |
|---|---|---|
| 1960 | Sunday, April 10, 2:00 am | Sunday, October 2, 3:00 am |
| 1961 | Sunday, March 26, 2:00 am | Sunday, October 29, 3:00 am |
| 1962 | Sunday, March 25, 2:00 am | Sunday, October 28, 3:00 am |
| 1963 | Sunday, March 31, 2:00 am | Sunday, October 27, 3:00 am |
| 1964 | Sunday, March 22, 2:00 am | Sunday, October 25, 3:00 am |
| 1965 | Sunday, March 21, 2:00 am | Sunday, October 24, 3:00 am |
| 1966 | Sunday, March 20, 2:00 am | Sunday, October 23, 3:00 am |
| 1967 | Sunday, March 19, 2:00 am | Sunday, October 29, 3:00 am |
| 1968 | Sunday, February 18, 2:00 am | Sunday, October 27, 12:00 midnight |
| 1969 | DST not observed | |
| All times are local for Dublin. | ||