Sep 22, 2022, 12:00 midnight
May 3
Forward 1 hour
May 3, 1991 - Daylight Saving Time Started
When local standard time was about to reach
Friday, May 3, 1991, 12:00:00 midnight clocks were turned forward 1 hour to
Friday, May 3, 1991, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on May 3, 1991 than the day before. There was more light in the evening.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Sep 22
Back 1 hour
Sep 22, 1991 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, September 22, 1991, 12:00:00 midnight clocks were turned backward 1 hour to
Saturday, September 21, 1991, 11:00:00 pm local standard time instead.
Sunrise and sunset were about 1 hour earlier on Sep 22, 1991 than the day before. There was more light in the morning.
Also called Fall Back and Winter Time.
Daylight Saving Time History in Iran
- Iran last observed Daylight Saving Time in 2022.
- Iran has observed DST for 33 years between 1978 and 2022.
- See Worldwide DST Statistics