Oct 9, 1988, 3:00 am
Start DST: | Sunday, May 10, 1987 — 1 hour forward |
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End DST: | Sunday, October 11, 1987 — 1 hour backward |
May 10
Forward 1 hour
May 10, 1987 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, May 10, 1987, 2:00:00 am clocks were turned forward 1 hour to
Sunday, May 10, 1987, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on May 10, 1987 than the day before. There was more light in the evening.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Oct 11
Back 1 hour
Oct 11, 1987 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, October 11, 1987, 3:00:00 am clocks were turned backward 1 hour to
Sunday, October 11, 1987, 2:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Oct 11, 1987 than the day before. There was more light in the morning.
Also called Fall Back and Winter Time.
Other years: 1987 | 1988 |
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) |
---|---|---|
1980 — 1986 | DST not observed | |
1987 | Sunday, May 10, 2:00 am | Sunday, October 11, 3:00 am |
1988 | Sunday, May 8, 2:00 am | Sunday, October 9, 3:00 am |
1989 | DST not observed | |
All times are local for Incheon. |
Data for the years before 1970 is not available for Incheon, however, we have earlier time zone history for Seoul available.