When Does Time Fall Back 2021. Daylight saving time in ireland began (went forward an hour) at 01:00 on sunday, 28 march and will end (go back an hour) at. The end of daylight saving time is soon approaching, when most people nationwide will have to reset their clocks one hour back.
During 2023, daylight saving time is in effect from march 12 at 2 a.m. 7, clocks should automatically or manually be adjusted to go back an hour at 2 a.m.