Austin, TX to Adelaide: time difference
Adelaide is 15 h 30 min ahead of Austin, TX. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇺 Adelaide, Australia
29
- Australian Central Daylight Time
- UTC+10:30
- Daytime
☀️ 06:41 · 🌙 19:26 · 12 h 44 min
+15 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Austin, TX 02:09 2:09 AM Adelaide 17:39 5:39 PM You –:–
02:09 2:09 AM
Central Daylight Time · UTC-5
☀️ 07:30 · 🌙 19:07
17:39 5:39 PM
Australian Central Daylight Time · UTC+10:30
☀️ 06:41 · 🌙 19:26
·
+15 h 30 min
Adelaide is 15 h 30 min ahead of Austin, TX.
When you, Austin, TX and Adelaide are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Austin, TX
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
🇦🇺 Adelaide
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
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Time zones side by side
| Detail | 🇺🇸 Austin, TX | 🇦🇺 Adelaide |
|---|---|---|
| Local time | 02:09 | 17:39 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Daylight Time | Australian Central Daylight Time |
| UTC offset | UTC-5 | UTC+10:30 |
| Offset from Austin, TX | — | +15 h 30 min |
| IANA zone | America/Chicago | Australia/Adelaide |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | On summer time → UTC+9:30, Apr 4, 02:00 |
| Sunrise | 07:30 | 06:41 |
| Sunset | 19:07 | 19:26 |
| Daylight | 11 h 36 min | 12 h 44 min |
| People on this clock | 974,447 | 1,245,011 |
Compare Austin, TX with another city
More comparisons with Austin, TX: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Austin, TX and Adelaide: common questions
How many hours ahead of Austin, TX, is Adelaide?
The clocks in Adelaide are 15 hours and 30 minutes ahead of those in Austin (UTC+10:30 and UTC−5).
What time is it in Adelaide at the start of the working day in Austin, TX?
The working day in Austin starts at 9:00 AM; in Adelaide it is 12:30 AM (the next day) at that moment.
What time is it in Adelaide at the end of the working day in Austin, TX?
The working day in Austin ends at 6:00 PM; in Adelaide it is 9:30 AM (the next day) at that moment.
When do working hours in Austin, TX, and in Adelaide overlap?
Working hours (9:00 AM–6:00 PM) overlap from 5:30 PM to 6:00 PM in Austin, which is 9:00 AM (the next day) to 9:30 AM (the next day) in Adelaide.
When is it already the next day in Adelaide?
From 8:30 AM in Austin, TX, it is already the next day in Adelaide. The other way round, until 3:30 PM in Adelaide it is still the previous day in Austin.
Does the time difference between Austin, TX, and Adelaide change?
Yes. Both places change their clocks, but on different dates. From November 1, 2026, Adelaide will be 16 hours and 30 minutes ahead of Austin.
