Shiraz to Austin, TX: time difference
Austin, TX is 8 h 30 min behind Shiraz. 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.
Shiraz 03:55 3:55 AM Austin, TX 19:25 7:25 PM You –:–
03:55 3:55 AM
Iran Standard Time · UTC+3:30
☀️ 05:59 · 🌙 17:37
19:25 7:25 PM
Central Daylight Time · UTC-5
☀️ 07:30 · 🌙 19:08
·
−8 h 30 min
Austin, TX is 8 h 30 min behind Shiraz.
When you, Shiraz and Austin, TX are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇮🇷 Shiraz
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
🇺🇸 Austin, TX
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 14:30 2:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇮🇷 Shiraz | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 03:55 | 19:25 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | Iran Standard Time | Central Daylight Time |
| UTC offset | UTC+3:30 | UTC-5 |
| Offset from Shiraz | — | −8 h 30 min |
| IANA zone | Asia/Tehran | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 05:59 | 07:30 |
| Sunset | 17:37 | 19:08 |
| Daylight | 11 h 38 min | 11 h 38 min |
| People on this clock | 1,565,572 | 974,447 |
Compare Shiraz with another city
More comparisons with Shiraz: the time zones next to it and the far side of the clock.
Big time differences
Shiraz and Austin, TX: common questions
How many hours behind Shiraz is Austin, TX?
The clocks in Austin are 8 hours and 30 minutes behind those in Shiraz (UTC−5 and UTC+3:30).
What time is it in Austin, TX, when it is 9:00 AM in Shiraz?
When it is 9:00 AM in Shiraz, it is 12:30 AM in Austin.
What time is it in Austin, TX, at the end of the working day in Shiraz?
The working day in Shiraz ends at 6:00 PM; in Austin it is 9:30 AM at that moment.
Is there a time when both Shiraz and Austin, TX, are at work?
Yes: from 5:30 PM to 6:00 PM in Shiraz (9:00 AM to 9:30 AM in Austin), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Austin, TX, compared with Shiraz?
The new day starts in Austin later: until 8:30 AM in Shiraz, it is still the previous day there. From 3:30 PM in Austin, Shiraz is already on the next day.
Is the time difference between Shiraz and Austin, TX, the same all year?
No. Only Austin switches to summer time, so the gap changes twice a year. From November 1, 2026, Austin will be 9 hours and 30 minutes behind Shiraz.
