24TimeZones.com Time zone abbreviations Iran Standard Time

Current IRST time



Monday, September 21, 2020

What is Iran Standard Time

IRST timing

IRST (Iran Standard Time) is one of the well-known names of UTC+3:30 time zone which is 3:30h. ahead of UTC (Coordinated Universal Time).The time offset from UTC can be written as +03:30.

It's used during the winter. During the summer IRDT - Iran Daylight Time (UTC+4:30) is in use.


Time difference to GMT/UTC

+3:30 hours ahead (UTC+03:30)

Related timezone


Iana Timezones where IRST is currently observed


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