Tehran to Nosara: time difference
Nosara is 9 h 30 min behind Tehran. 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.
Tehran 03:53 3:53 AM Nosara 18:23 6:23 PM You –:–
03:53 3:53 AM
Iran Standard Time · UTC+3:30
☀️ 06:07 · 🌙 17:37
18:23 6:23 PM
Central Standard Time · UTC-6
☀️ 05:32 · 🌙 17:29
·
−9 h 30 min
Nosara is 9 h 30 min behind Tehran.
When you, Tehran and Nosara are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇷 Tehran
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
🇨🇷 Nosara
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇷 Tehran | 🇨🇷 Nosara |
|---|---|---|
| Local time | 03:53 | 18:23 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | Iran Standard Time | Central Standard Time |
| UTC offset | UTC+3:30 | UTC-6 |
| Offset from Tehran | — | −9 h 30 min |
| IANA zone | Asia/Tehran | America/Costa Rica |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:07 | 05:32 |
| Sunset | 17:37 | 17:29 |
| Daylight | 11 h 31 min | 11 h 58 min |
| People on this clock | 8,000,000 | 4,912 |
Compare Tehran with another city
More comparisons with Tehran: the time zones next to it and the far side of the clock.
Big time differences
Tehran and Nosara: common questions
How many hours behind Tehran is Nosara?
The clocks in Nosara are 9 hours and 30 minutes behind those in Tehran (UTC−6 and UTC+3:30).
What time is it in Nosara when it is 9:00 AM in Tehran?
When it is 9:00 AM in Tehran, it is 11:30 PM (the previous day) in Nosara.
If it is 6:00 PM in Tehran, what time is it in Nosara?
At 6:00 PM in Tehran, clocks in Nosara show 8:30 AM.
Is there a time when both Tehran and Nosara are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Tehran at 9:00 AM, it is 11:30 PM (the previous day) in Nosara; the day in Nosara starts at 6:30 PM in Tehran time.
When is it still the previous day in Nosara?
Until 9:30 AM in Tehran it is still the previous day in Nosara. The other way round, from 2:30 PM in Nosara it is already the next day in Tehran.
Is the time difference between Tehran and Nosara the same all year?
Yes. Neither Tehran nor Nosara switches to summer time, so the gap is always 9 hours and 30 minutes.
