Lisbon to Tehran: time difference
Tehran is 2 h 30 min ahead of Lisbon. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Lisbon 02:03 2:03 AM Tehran 04:33 4:33 AM You –:–
02:03 2:03 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
04:33 4:33 AM
Iran Standard Time · UTC+3:30
☀️ 06:07 · 🌙 17:37
·
+2 h 30 min
Tehran is 2 h 30 min ahead of Lisbon.
When you, Lisbon and Tehran are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇮🇷 Tehran
2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM 19:30 7:30 PM 20:30 8:30 PM 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇮🇷 Tehran |
|---|---|---|
| Local time | 02:03 | 04:33 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Western European Summer Time | Iran Standard Time |
| UTC offset | UTC+1 | UTC+3:30 |
| Offset from Lisbon | — | +2 h 30 min |
| IANA zone | Europe/Lisbon | Asia/Tehran |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:41 | 06:07 |
| Sunset | 19:07 | 17:37 |
| Daylight | 11 h 26 min | 11 h 31 min |
| People on this clock | 545,923 | 8,000,000 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Tehran: common questions
How far ahead of Lisbon is Tehran?
Tehran is 2 hours and 30 minutes ahead of Lisbon: UTC+3:30 against UTC+1.
What time is it in Tehran when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 11:30 AM in Tehran.
If it is 6:00 PM in Lisbon, what time is it in Tehran?
At 6:00 PM in Lisbon, clocks in Tehran show 8:30 PM.
When do working hours in Lisbon and in Tehran overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:30 PM in Lisbon, which is 11:30 AM to 6:00 PM in Tehran.
When is it already the next day in Tehran?
From 9:30 PM in Lisbon it is already the next day in Tehran. The other way round, until 2:30 AM in Tehran it is still the previous day in Lisbon.
Is the time difference between Lisbon and Tehran the same all year?
No. Only Lisbon switches to summer time, so the gap changes twice a year. From October 25, 2026, Tehran will be 3 hours and 30 minutes ahead of Lisbon.
