Daylight Savings Time Changes in Iran ๐Ÿ‡ฎ๐Ÿ‡ท (2018)

Next change:
MAR
21
1 hour Forward
21 Mar 2018, 23:59
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
21 MAR

21 Mar 2018 - Daylight Saving Time Starts

When local standard time is about to reach Wednesday, 21 March 2018, 23:59 clocks are turned forward 1 hour to
Wednesday, 21 March 2018, 01:00 local daylight time instead.

Sunrise and sunset will be about 1 hour later on 21 Mar 2018 than the day before. There will be more light in the evening.

Also called Spring Forward.

Before
23
:
59
After
23
:
00
21 SEP

21 Sep 2018 - Daylight Saving Time Ends

When local standard time is about to reach Friday, 21 September 2018, 23:59 clocks are turned backward 1 hour to
Friday, 21 September 2018, 23:00 local standard time instead.

Sunrise and sunset will be about 1 hour earlier on 21 Sep 2018 than the day before. There will be more light in the morning.

Also called Fall Back.

Daylight Savings Time Schedules by Provinces in Iran (2018)

ProvinceDST Start (Spring)DST End (Fall)
Alborz Province 21 Mar 2018 21 Sep 2018
Ardabil Province 21 Mar 2018 21 Sep 2018
Bushehr 21 Mar 2018 21 Sep 2018
Chaharmahal and Bakhtiari 21 Mar 2018 21 Sep 2018
East Azerbaijan 21 Mar 2018 21 Sep 2018
Fars 21 Mar 2018 21 Sep 2018
Gilan Province 21 Mar 2018 21 Sep 2018
Golestan 21 Mar 2018 21 Sep 2018
Hamadan Province 21 Mar 2018 21 Sep 2018
Hormozgan 21 Mar 2018 21 Sep 2018
Ilam Province 21 Mar 2018 21 Sep 2018
Isfahan 21 Mar 2018 21 Sep 2018
Kerman 21 Mar 2018 21 Sep 2018
Kermanshah Province 21 Mar 2018 21 Sep 2018
Khuzestan 21 Mar 2018 21 Sep 2018
Kohgiluyeh and Boyer-Ahmad 21 Mar 2018 21 Sep 2018
Kurdistan Province 21 Mar 2018 21 Sep 2018
Lorestan Province 21 Mar 2018 21 Sep 2018
Markazi 21 Mar 2018 21 Sep 2018
Mฤzandarฤn 21 Mar 2018 21 Sep 2018
North Khorasan 21 Mar 2018 21 Sep 2018
Qazvin Province 21 Mar 2018 21 Sep 2018
Qom Province 21 Mar 2018 21 Sep 2018
Razavi Khorasan 21 Mar 2018 21 Sep 2018
Semnan 21 Mar 2018 21 Sep 2018
Sistan and Baluchestan 21 Mar 2018 21 Sep 2018
South Khorasan Province 21 Mar 2018 21 Sep 2018
Tehran 21 Mar 2018 21 Sep 2018
West Azerbaijan 21 Mar 2018 21 Sep 2018
Yazd Province 21 Mar 2018 21 Sep 2018
Zanjan 21 Mar 2018 21 Sep 2018

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 2018?

Yes, Iran observes Daylight Saving Time during the 2018 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 Wednesday, 21 March 2018. 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 21 Mar 2018, 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.

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