Sep 24, 2016, 12:00 midnight
| Start DST: | Sunday, March 31, 1991 — 1 hour forward |
|---|---|
| End DST: | Saturday, September 28, 1991 — 1 hour backward |
Mar 31
Forward 1 hour
Mar 31, 1991 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, March 31, 1991, 12:00:00 midnight clocks were turned forward 1 hour to
Sunday, March 31, 1991, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Mar 31, 1991 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.
More info:
Mongolia Abolishes Daylight Saving Time
Sep 29
Back 1 hour
Sep 29, 1991 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, September 29, 1991, 12:00:00 midnight clocks were turned backward 1 hour to
Saturday, September 28, 1991, 11:00:00 pm local standard time instead.
Sunrise and sunset were about 1 hour earlier on Sep 29, 1991 than the day before. There was more light in the morning and less light in the evening.
Also called Fall Back and Winter Time.
More info:
Mongolia Abolishes Daylight Saving Time
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.