Iran Standard Time (IRST)
Iran Standard Time (IRST) is UTC+3:30. It is used in Iran (UTC+3:30) and does not change for daylight saving time.
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· IRST
Asia/Tehran · UTC+3:30
Convert IRST
Where IRST is used
Iran (UTC+3:30).
Countries on the same offsets
Major cities on Asia/Tehran
IRST and daylight saving time
Iran Standard Time does not change for daylight saving time. It stays on UTC+3:30 every day of the year.
IRST FAQ
What is IRST?
Iran Standard Time (IRST) is UTC+3:30. It is used in Iran (UTC+3:30) and does not change for daylight saving time.
What is the current IRST time?
IRST is UTC+3:30. The live clock on this page shows the current Iran Standard Time time, updated every second.
Which countries use IRST?
IRST is used in Iran (UTC+3:30).
Updated 7 November 2026. Time zone data: IANA tz database.