2025年3月30日 (日), 1時00分
3月30日 (日)
Forward 1 hour
1919年3月30日 (日) - Daylight Saving Time Started
When local standard time was about to reach
1919年3月30日日曜日, 2時00分00秒 clocks were turned forward 1 hour to
1919年3月30日日曜日, 3時00分00秒 local daylight time instead.
Sunrise and sunset were about 1 hour later on 1919年3月30日 (日) 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.
9月29日 (月)
Back 1 hour
1919年9月29日 (月) - Daylight Saving Time Ended
When local daylight time was about to reach
1919年9月29日月曜日, 3時00分00秒 clocks were turned backward 1 hour to
1919年9月29日月曜日, 2時00分00秒 local standard time instead.
Sunrise and sunset were about 1 hour earlier on 1919年9月29日 (月) 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 History in Ireland
- Ireland first observed Daylight Saving Time in 1916.
- Ireland has observed DST for 107 years between 1916 and 2025.
- Previous time with no Daylight Saving Time was 1971.
- See Worldwide DST Statistics