Time in Tehran
Iran
--:--
- Sunrise
- Sunset
- Daylight
The basics
- Time zone
- Iran Time (IRST)
- IANA zone
Asia/Tehran- UTC offset
- UTC+03:30 all year
- Against Dublin
- 2 hours 30 minutes ahead
- Daylight saving
- Not observed
- Longest day
- 14h 35m of daylight, around the June solstice
- Shortest day
- 9h 44m of daylight
- Coordinates
- 35.67°N, 51.42°E
When the gap with Ireland changes
Ireland and Tehran do not change their clocks on the same date, so the difference between them is not fixed. It shifts like this:
| From | Tehran is |
|---|---|
| Now | 2 hours 30 minutes ahead of Ireland |
| Sunday 25 October 2026 | 3 hours 30 minutes ahead of Ireland |
| Sunday 28 March 2027 | 2 hours 30 minutes ahead of Ireland |
| Sunday 31 October 2027 | 3 hours 30 minutes ahead of Ireland |
| Sunday 26 March 2028 | 2 hours 30 minutes ahead of Ireland |
| Sunday 29 October 2028 | 3 hours 30 minutes ahead of Ireland |
Questions
What time is it in Tehran right now?
Tehran keeps Iran Time (UTC+03:30). Tehran is 2 hours 30 minutes ahead of Ireland. The clock at the top of this page shows the current time, read live from your device.
How many hours ahead is Tehran from Ireland?
Tehran is currently 2 hours 30 minutes ahead of Ireland. That changes to 3 hours 30 minutes ahead on Sunday 25 October 2026, when one of the two countries changes its clocks.
Does Tehran change its clocks?
No. Tehran stays on Iran Time (UTC+03:30) all year and does not observe daylight saving time.