Sep 15, 1991, 2:00 am
Apr 12
Forward 1 hour
Apr 12, 1987 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, April 12, 1987, 2:00:00 am clocks were turned forward 1 hour to
Sunday, April 12, 1987, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Apr 12, 1987 than the day before. There was more light in the evening.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Sep 13
Back 1 hour
Sep 13, 1987 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, September 13, 1987, 2:00:00 am clocks were turned backward 1 hour to
Sunday, September 13, 1987, 1:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Sep 13, 1987 than the day before. There was more light in the morning.
Also called Fall Back and Winter Time.
Daylight Saving Time History in Yunnan
Detailed history for Yunnan is not available before 1970. Statistics below are based on 1970 onwards.
- Yunnan last observed Daylight Saving Time in 1991.
- Yunnan has observed DST for 6 years between 1986 and 1991.
- See Worldwide DST Statistics