15 Eyl 1991, 02:00
| Start DST: | 15 Nisan 1990 Pazar — 1 hour forward |
|---|---|
| End DST: | 16 Eylül 1990 Pazar — 1 hour backward |
15 Nis
Forward 1 hour
15 Nis 1990 - Daylight Saving Time Started
When local standard time was about to reach
15 Nisan 1990 Pazar, 02:00:00 clocks were turned forward 1 hour to
15 Nisan 1990 Pazar, 03:00:00 local daylight time instead.
Sunrise and sunset were about 1 hour later on 15 Nis 1990 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.
16 Eyl
Back 1 hour
16 Eyl 1990 - Daylight Saving Time Ended
When local daylight time was about to reach
16 Eylül 1990 Pazar, 02:00:00 clocks were turned backward 1 hour to
16 Eylül 1990 Pazar, 01:00:00 local standard time instead.
Sunrise and sunset were about 1 hour earlier on 16 Eyl 1990 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) |
|---|---|---|
| 1990 | 15 Nisan Pazar, 02:00 | 16 Eylül Pazar, 02:00 |
| 1991 | 14 Nisan Pazar, 02:00 | 15 Eylül Pazar, 02:00 |
| 1992 — 1999 | DST not observed | |
| All times are local for Beijing. | ||
Data for the years before 1970 is not available for Beijing, however, we have earlier time zone history for Shanghai available.