IRDT – Iran Daylight Time (Daylight Saving Time)
Also known as: IRST – Iran Summer Time, IDT – Iran Daylight Time
Areas with same time currently (UTC +4:30).
Currently has same time zone offset as IRDT (UTC +4:30) but different time zone name.
Iran Daylight Time (IRDT) is 4:30 hours ahead of Coordinated Universal Time (UTC). This time zone is a Daylight Saving Time time zone and is used in: Asia. Iran Daylight Time is a half-hour time zone. Its local time differs by 30 minutes instead of the normal whole hour.
Winter Time & DST
This time zone is a daylight saving/summer time zone, in the winter some places will switch to the corresponding standard time zone: IRST (Iran Standard Time).
Email Time Zone Indicator: +0430
An email sent from someone in the Iran Daylight Time (IRDT) time zone will have the time zone listed as "+0430" in the headers of the email. (However, "+0430" does not have to be in Iran Daylight Time, as other time zones could have the same UTC offset).
Where and When is IRDT Observed?
Asia
Asian countries using IRDT in the summer and IRST in the winter:
- Iran
Other Time Zones in UTC +4:30
Some time zones exist that have the same offset as IRDT, but can be found under a different name:
Time zones by continent/region
IRDT time now
4:57:17pm
Wednesday, June 28, 2017
- IRDT will be observed in Tehran until Sep 22, 2017 at 12:00 am
- UTC Offset: UTC +4:30
- 8:30 hours ahead of Washington DC
Find current time and time zone by city
Example cities
Iran – Tehran (Summer)
Related time zones
IRST – Iran Standard Time (Standard Time)
Time Zone Map with DST
Share this page / Follow us on:
Visit us on: