Tehran uses Asia/Tehran — UTC+03:30 (+0330) in standard time. It is located in Tehran, Iran. The live clock shows the current local time and updates every second.
Everything you need to know about Tehran's time zone, UTC offset, and Daylight Saving Time schedule.
Tehran uses UTC+03:30 in standard time. This is the offset used outside the daylight saving period.
This zone does not observe daylight saving time and stays on UTC+03:30 year-round.
The official IANA time zone name for Tehran is Asia/Tehran. This identifier is used in programming, operating systems and calendar applications worldwide.
No daylight saving transitions are scheduled for this zone.
Mashhad, Isfahan
Currency: Iranian Rial (IRR). Calling code: +98. Languages: Persian.
Tehran is the capital and largest city of Iran. It is also the capital of Tehran province and the administrative center for Tehran County and its Central District.
With a population of around 9 million in the city, and 16.8 million in the metropolitan area, Tehran is the most populous city in Iran and West Asia, the largest metropolitan area in the Middle East and the 24th-most-populous metropolitan area in the world.
Greater Tehran includes several municipalities, including Eslamshahr, Shahriar, Qods, Malard, Golestan, Varamin, Pakdasht, Qarchak, Nasimshahr, Parand, Pardis, Andisheh, Fardis, Tajrish, and Rey.
In classical antiquity, part of the territory of present-day Tehran was occupied by Rhages, a prominent Iranian city that was not destroyed in the medieval Arab and Mongol invasions. Rey is absorbed into the metropolitan area of Greater Tehran.
Source: Wikipedia contributors — Tehran. Adapted text is available under CC BY-SA 4.0; see licence details. Reviewed by the TimeZoria AI Editorial Team.
7,153,309 residents (GeoNames city population; metro areas may be larger).
Tehran, Iran.
Asia/Tehran · UTC+03:30 (+0330).
No daylight saving time.
Iranian Rial (IRR) · +98.
Isfahan, Baku, Sulaymaniyah
Mehrabad International Airport (THR) about 9.7 km from the city coordinates. Source: OurAirports (public domain).
2024 averages: daily highs 23.9°C and lows 12.6°C. Warmest month: August (average high 38.5°C); coolest month: December (average low -0.4°C). Source: Open-Meteo (CC BY 4.0).
Tehran is the economic centre of Iran. About 30% of Iran's public-sector workforce and 45% of its large industrial firms are located in the city, and almost half of these workers are employed by the government. Source: Wikipedia contributors · CC BY-SA 4.0 (adapted).
Region: Tehran · IANA zone: Asia/Tehran · Open data sources and licence details: TimeZoria AI licenses.
Current time in major cities compared to Tehran. Times update live every second.
Note on DST transitions: The offsets shown above reflect the current live offset, which changes twice a year due to Daylight Saving Time. Different regions change their clocks on different dates, which means the difference between Tehran and another city can vary by 1 hour for a short period in spring and autumn. Always verify the exact time difference around DST transition dates for critical scheduling.
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Tehran's time zone affects business hours, travel plans and international calls. The Asia/Tehran zone is used for local scheduling, transport and everyday life in Tehran.
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Common questions about Tehran's time zone, UTC offset, and DST.