Time Zones in Iran
View Iran’s current time, IRST (UTC+3:30), DST history, and convert time with cities and time zones around the world.
Iran Time Zone Details
See all time zones used in Iran, including Iran Standard Time (IRST, UTC+3:30). Check the country’s standard offset and national time coverage.
Compare and Convert Time
Use the visual time grid and hour-by-hour tables to compare Iran with any other timezone. Export meetings with ICS download, Google Calendar, or Gmail.
DST Rules and Accuracy
Iran does not currently observe daylight saving time, though historical DST changes are tracked. Time data updates automatically using the IANA timezone database.
How to Check Time in Iran
Open the Iran time converter page: Go to https://www.xconvert.com/time-converter/iran to load Iran with Tehran already shown on the comparison grid in Asia/Tehran. This is useful when you need to line up a business call with a contact in Tehran, confirm office hours for an Iranian supplier, or plan a travel connection into Iran without misreading the local clock.
Add comparison cities: Click + Add City and search for cities such as London, Dubai, and New York if you are coordinating trade, energy, logistics, or diaspora family calls involving Iran. Adding these rows lets you compare Iran’s UTC+3:30 time directly against major business hubs that often interact with Tehran-based partners in shipping, regional commerce, and international scheduling.
Select a time range on the grid: Click Select, then drag across Tehran’s row to highlight a meeting window, such as a late-morning or afternoon block, and use the purple handles to resize it or drag the center to move it. Because Iran uses a half-hour offset of UTC+3:30 all year, the visual grid is especially helpful for spotting non-round-hour overlaps that matter when scheduling remote team handoffs, embassy appointments, or calls with contacts in Mashhad, Isfahan, or Shiraz.
Export and share the schedule: Once a range is selected, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. That makes it easy to send a confirmed Tehran meeting window to a distributed team, drop the time into a calendar invite for a cross-border call, or share a link with travelers who need everyone to see Iran time correctly in their own local timezone.
Time Zones in Iran
Iran uses one timezone nationwide: Asia/Tehran. The offset is UTC+3:30 all year, which makes Iran one of the countries that uses a half-hour offset instead of a whole-hour standard.
This single-zone setup means the same local time applies across the country, including major cities such as Tehran, Mashhad, Isfahan, Karaj, Tabriz, Shiraz, Qom, Ahvaz, Pasragad Branch, and Kahrīz. For practical scheduling, that simplifies domestic coordination for airlines, rail services, government offices, universities, and nationwide businesses because there is no internal timezone boundary to account for.
The half-hour offset is the most distinctive feature for international users. When global teams compare Iran with cities that run on full-hour offsets, the overlap can fall on :30 marks rather than exactly on the hour, which is important for calendar invites, customer support coverage, and regional trading communication.
Iran Country Details
Iran is a country in Asia with its capital in Tehran, the political, economic, and administrative center of the country. Tehran is the main reference city for national timekeeping and is the default city most people use when scheduling calls, travel, or official appointments involving Iran.
Iran has a population of 81,800,269 and a land area of 1,648,000 km², making it one of the larger countries in the region by both population and territory. This scale matters for logistics and domestic coordination, but timekeeping remains straightforward because the entire country follows the same Asia/Tehran timezone.
The national currency is the IRR (Rial), the international dialing code is +98, and commonly used languages include fa-IR and ku. These details are useful when arranging international business calls, preparing travel documents, contacting hotels or offices, or setting up customer communication with partners in Iran.
Daylight Saving Time in Iran
Iran does not observe daylight saving time. The country stays on UTC+3:30 all year, so the clock does not move forward or backward seasonally.
Because there are no clock changes, scheduling with Iran is more stable across the year than in countries that switch between standard time and summer time. This is especially useful for recurring meetings, long-term vendor relationships, academic coordination, and travel planning, since the local time in Tehran and other Iranian cities remains consistent every month.
There are also no regional differences within Iran for daylight saving time. Every listed city, including Tehran, Mashhad, Isfahan, Tabriz, and Shiraz, follows the same time standard with no seasonal variation.
Frequently Asked Questions
how many time zones does Iran have?
Iran has one timezone for the entire country: Asia/Tehran. That means Tehran, Mashhad, Isfahan, Karaj, Tabriz, Shiraz, Qom, Ahvaz, Pasragad Branch, and Kahrīz all use the same local time, which simplifies domestic scheduling and nationwide operations.
does Iran use daylight saving time?
No, Iran does not use daylight saving time. The country remains on UTC+3:30 all year, so there are no seasonal clock changes to track when planning meetings, flights, or recurring calls.
what is the time difference between Iran and UTC?
Iran is UTC+3:30 throughout the year. This half-hour offset is notable because many countries use whole-hour offsets, so international meetings involving Iran often land on :30 differences rather than exact hourly gaps.
what currency does Iran use?
Iran uses the IRR (Rial). This is the currency you will see when reviewing local prices, invoices, travel expenses, or business payment references related to Iran.
what is the dialing code for Iran?
The international dialing code for Iran is +98. If you are calling a business, hotel, government office, or personal contact in Iran from abroad, you begin the number with +98 before the local number.
what language is spoken in Iran?
Commonly used languages in Iran include fa-IR and ku. This is useful for customer support planning, translation preparation, and business communication when arranging calls or written correspondence with contacts in the country.
what is the capital of Iran?
The capital of Iran is Tehran. Tehran is the country’s main political and commercial center, and it is the city most commonly used as the reference point for Iran time in international scheduling tools and world clock comparisons.