Last change: 1979
Oct
21
1 hour Back
21 Oct 1979, 03:30
| End DST: | Sunday, 20 October 1974 — 1 hour backward |
|---|
20 Oct
Back 1 hour
20 Oct 1974 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, 20 October 1974, 03:30:00 clocks were turned backward 1 hour to
Sunday, 20 October 1974, 02:30:00 local standard time instead.
Sunrise and sunset were about 1 hour earlier on 20 Oct 1974 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) |
|---|---|---|
| 1970 | Sunday, 19 April, 03:30 | Sunday, 18 October, 03:30 |
| 1971 | Sunday, 18 April, 03:30 | Sunday, 17 October, 03:30 |
| 1972 | Sunday, 16 April, 03:30 | Sunday, 22 October, 03:30 |
| * 1973 | Sunday, 22 April, 03:30 | Sunday, 21 October, 03:30 |
| 1974 | No DST Start | Sunday, 20 October, 03:30 |
| 1975 | Sunday, 20 April, 03:30 | Sunday, 19 October, 03:30 |
| 1976 | Sunday, 18 April, 03:30 | Sunday, 17 October, 03:30 |
| 1977 — 1978 | DST not observed | |
| 1979 | Sunday, 13 May, 03:30 | Sunday, 21 October, 03:30 |
| All times are local for Hong Kong. * All or part of this period was on double DST. | ||