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Clock Changes in 31°12'46.7"N, 121°23'48.0"E, China 1986

Last change: 1991
Sep
15
1 hour Back

Sep 15, 1991, 2:00 am

Start DST: Sunday, May 4, 1986 — 1 hour forward
End DST: Sunday, September 14, 1986 — 1 hour backward
Location of 31°12'46.7"N, 121°23'48.0"ELocation

May 4

Forward 1 hour

May 4, 1986 - Daylight Saving Time Started

When local standard time was about to reach
Sunday, May 4, 1986, 2:00:00 am clocks were turned forward 1 hour to
Sunday, May 4, 1986, 3:00:00 am local daylight time instead.

Sunrise and sunset were about 1 hour later on May 4, 1986 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.

Sep 14

Back 1 hour

Sep 14, 1986 - Daylight Saving Time Ended

When local daylight time was about to reach
Sunday, September 14, 1986, 2:00:00 am clocks were turned backward 1 hour to
Sunday, September 14, 1986, 1:00:00 am local standard time instead.

Sunrise and sunset were about 1 hour earlier on Sep 14, 1986 than the day before. There was more light in the morning and less light in the evening.

Also called Fall Back and Winter Time.

Other years: 1986 | 1987 | 1988 | 1989 | 1990 | 1991 |

Daylight Saving Time in Other Years

DST changes do not necessarily occur on the same date every year.

YearDST Start (Clock Forward)DST End (Clock Backward)
1980 — 1985DST not observed
1986Sunday, May 4, 2:00 amSunday, September 14, 2:00 am
1987Sunday, April 12, 2:00 amSunday, September 13, 2:00 am
1988Sunday, April 17, 2:00 amSunday, September 11, 2:00 am
1989Sunday, April 16, 2:00 amSunday, September 17, 2:00 am
All times are local for 31°12'46.7"N, 121°23'48.0"E.

Data for the years before 1970 is not available for 31°12'46.7"N, 121°23'48.0"E, however, we have earlier time zone history for Shanghai available.

Detailed time zone and clock changes in 31°12'46.7"N, 121°23'48.0"E