Sao Paulo to Tehran: time difference
Tehran is 6 h 30 min ahead of Sao Paulo. 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.
Sao Paulo 23:50 11:50 PM Tehran 06:20 6:20 AM You –:–
23:50 11:50 PM
Brasilia Standard Time · UTC-3
☀️ 05:40 · 🌙 18:09
06:20 6:20 AM
Iran Standard Time · UTC+3:30
☀️ 06:07 · 🌙 17:37
·
+6 h 30 min
Tehran is 6 h 30 min ahead of Sao Paulo.
When you, Sao Paulo 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
🇧🇷 Sao Paulo
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
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 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Sao Paulo | 🇮🇷 Tehran |
|---|---|---|
| Local time | 23:50 | 06:20 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Brasilia Standard Time | Iran Standard Time |
| UTC offset | UTC-3 | UTC+3:30 |
| Offset from Sao Paulo | — | +6 h 30 min |
| IANA zone | America/Sao Paulo | Asia/Tehran |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:40 | 06:07 |
| Sunset | 18:09 | 17:37 |
| Daylight | 12 h 29 min | 11 h 31 min |
| People on this clock | 11,451,999 | 8,000,000 |
Compare Sao Paulo with another city
More comparisons with Sao Paulo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sao Paulo and Tehran: common questions
How many hours ahead of Sao Paulo is Tehran?
The clocks in Tehran are 6 hours and 30 minutes ahead of those in Sao Paulo (UTC+3:30 and UTC−3).
If it is 9:00 AM in Sao Paulo, what time is it in Tehran?
At 9:00 AM in Sao Paulo, clocks in Tehran show 3:30 PM.
What time is it in Tehran when it is 6:00 PM in Sao Paulo?
When it is 6:00 PM in Sao Paulo, it is 12:30 AM (the next day) in Tehran.
Is there a time when both Sao Paulo and Tehran are at work?
Yes: from 9:00 AM to 11:30 AM in Sao Paulo (3:30 PM to 6:00 PM in Tehran), the working days (9:00 AM–6:00 PM) overlap.
From what time in Sao Paulo is it tomorrow in Tehran?
Once it is 5:30 PM in Sao Paulo, the date in Tehran has already changed. Until 6:30 AM in Tehran, it is still the previous day in Sao Paulo.
Is the time difference between Sao Paulo and Tehran the same all year?
Yes. Neither Sao Paulo nor Tehran switches to summer time, so the gap is always 6 hours and 30 minutes.
