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IRST Time Zone — IRST (UTC+03:30)

IRST runs on Iran Standard Time at UTC+03:30. It does not observe daylight saving time, so the offset is fixed all year. Convert IRST time to any city below, or use the full converter.

Current UTC offset
UTC+03:30
IANA zone
Asia/Tehran
Daylight saving
Not observed
Zone abbreviation
IRST

About the IRST time zone

Iran Standard Time (IRST) is one of the few time zones with a 30-minute offset. Iran observes daylight saving time (IRDT, UTC+04:30) from late March to late September. Tehran, the capital, is one of the largest cities in the Middle East.

Countries on IRST
Iran
Major cities on IRST
TehranIsfahanMashhadTabrizShirazKaraj

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Americas

Europe

Asia

Pacific

Africa

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Everything else on IRST

Learn more about time zones