Daylight Savings Time Changes in Iran ๐ฎ๐ท (1979)
| Country: | Iran |
| Capital: | Tehran |
| Abbreviations: | IR, IRN |
| IANA Time Zones: | 2 |
| Dial Code: | +98 |
Daylight Savings Time Schedule and Information
Before
23
:
59
After
01
:
00
26 MAY
26 May 1979 - Daylight Saving Time Starts
When local standard time is about to reach Saturday, 26 May 1979, 23:59 clocks are turned forward 1 hour to
Saturday, 26 May 1979, 01:00 local daylight time instead.
Sunrise and sunset will be about 1 hour later on 26 May 1979 than the day before. There will be more light in the evening.
Also called Spring Forward.
Before
23
:
59
After
23
:
00
18 SEP
18 Sep 1979 - Daylight Saving Time Ends
When local standard time is about to reach Tuesday, 18 September 1979, 23:59 clocks are turned backward 1 hour to
Tuesday, 18 September 1979, 23:00 local standard time instead.
Sunrise and sunset will be about 1 hour earlier on 18 Sep 1979 than the day before. There will be more light in the morning.
Also called Fall Back.
Daylight Savings Time Schedules by Provinces in Iran (1979)
| Province | DST Start (Spring) | DST End (Fall) |
|---|---|---|
| Alborz Province | 26 May 1979 | 18 Sep 1979 |
| Ardabil Province | 26 May 1979 | 18 Sep 1979 |
| Bushehr | 26 May 1979 | 18 Sep 1979 |
| Chaharmahal and Bakhtiari | 26 May 1979 | 18 Sep 1979 |
| East Azerbaijan | 26 May 1979 | 18 Sep 1979 |
| Fars | 26 May 1979 | 18 Sep 1979 |
| Gilan Province | 26 May 1979 | 18 Sep 1979 |
| Golestan | 26 May 1979 | 18 Sep 1979 |
| Hamadan Province | 26 May 1979 | 18 Sep 1979 |
| Hormozgan | 26 May 1979 | 18 Sep 1979 |
| Ilam Province | 26 May 1979 | 18 Sep 1979 |
| Isfahan | 26 May 1979 | 18 Sep 1979 |
| Kerman | 26 May 1979 | 18 Sep 1979 |
| Kermanshah Province | 26 May 1979 | 18 Sep 1979 |
| Khuzestan | 26 May 1979 | 18 Sep 1979 |
| Kohgiluyeh and Boyer-Ahmad | 26 May 1979 | 18 Sep 1979 |
| Kurdistan Province | 26 May 1979 | 18 Sep 1979 |
| Lorestan Province | 26 May 1979 | 18 Sep 1979 |
| Markazi | 26 May 1979 | 18 Sep 1979 |
| Mฤzandarฤn | 26 May 1979 | 18 Sep 1979 |
| North Khorasan | 26 May 1979 | 18 Sep 1979 |
| Qazvin Province | 26 May 1979 | 18 Sep 1979 |
| Qom Province | 26 May 1979 | 18 Sep 1979 |
| Razavi Khorasan | 26 May 1979 | 18 Sep 1979 |
| Semnan | 26 May 1979 | 18 Sep 1979 |
| Sistan and Baluchestan | 26 May 1979 | 18 Sep 1979 |
| South Khorasan Province | 26 May 1979 | 18 Sep 1979 |
| Tehran | 26 May 1979 | 18 Sep 1979 |
| West Azerbaijan | 26 May 1979 | 18 Sep 1979 |
| Yazd Province | 26 May 1979 | 18 Sep 1979 |
| Zanjan | 26 May 1979 | 18 Sep 1979 |
DST Changes Summary for Iran
| Date | Year | Change | Time | Details |
|---|---|---|---|---|
| 21 Mar | 2022 | Forward 1 hour | 23:59 ➜ 01:00 | Daylight Saving Start |
| 21 Sep | 2022 | Back 1 hour | 23:59 ➜ 23:00 | Daylight Saving End |
Read More About Daylight Savings Time
Common Questions about Daylight Savings Time Changes in Iran
Does Iran use Daylight Saving Time in 1979?
Yes, Iran observes Daylight Saving Time during the 1979 calendar year. The country follows the practice of shifting clocks to better align waking hours with the available evening sunlight during the spring and summer months.
When do the clocks change next in Iran?
The next scheduled time transition in Iran will take place on Saturday, 26 May 1979. At 23:59 local time, clocks will be turned forward by 1 hour. This specific change marks the transition to daylight saving time starts.
Does all of Iran follow the same time change schedule?
Yes, the calendar dates for starting and ending Daylight Saving Time are consistent across the country. However, because Iran spans 2 different time zones, the actual moment the clocks move occurs at different times depending on the local timezone of each province.
How will the next transition affect the day in Iran?
Following the shift on 26 May 1979, you will notice that there is more light in the evening compared to the day before. While the transition may temporarily disrupt sleep patterns, the primary goal of this forward shift is to maximize usable daylight for the population.