Time Difference from Tehran to Major World Cities
Visual offset comparison between Tehran and key financial and international communication centers:
Drag the timeline scrubber to compare local hours across both locations:
Asia/Tehran Timezone Specifications & DST Rules
About the IRST Abbreviation
IRST stands for Asia/Tehran. It is observed across central and western Africa at UTC +03:30. Note: During seasonal Daylight Saving Time periods, the abbreviation shifts to IRDT (UTC +04:30).
Travel, Infrastructure & Business Essentials for Tehran
Essential practical information for international business travelers, digital nomads, and expats visiting Tehran:
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Related Cities in the Same Region & Timezone
Major commercial and administrative hubs in neighboring territories sharing direct regional links with Tehran:
Frequently Asked Questions about Tehran Time
What is the current local time and timezone in Tehran?
Tehran operates on Asia/Tehran (abbreviated as IRST). The standard offset is UTC +03:30.
What does IRST timezone stand for?
IRST stands for Asia/Tehran. It is 1 hour ahead of Greenwich Mean Time (GMT+1 / UTC+1).
Does Tehran change clocks for Daylight Saving Time (DST)?
Yes, Tehran observes Daylight Saving Time. Clocks move forward 1 hour in summer to IRDT (UTC +04:30) and return to standard time in winter.
What power plug and voltage adapter do I need for Tehran?
Iran uses plug types A and C and F with a standard voltage of 220V at 50Hz.
How can I convert time or schedule calls with Tehran?
You can use the interactive 24-hour dual-slider converter directly on this page, or visit our Time Difference Tool and Meeting Planner to schedule seamless cross-timezone calls.