Quarteira to Austin, TX: time difference
Austin, TX is 6 h behind Quarteira. 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.
Quarteira 21:10 9:10 PM Austin, TX 15:10 3:10 PM You –:–
21:10 9:10 PM
Western European Summer Time · UTC+1
☀️ 07:44 · 🌙 18:52
15:10 3:10 PM
Central Daylight Time · UTC-5
☀️ 07:36 · 🌙 18:57
·
−6 h
Austin, TX is 6 h behind Quarteira.
When you, Quarteira 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
🇵🇹 Quarteira
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
18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
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Time zones side by side
| Detail | 🇵🇹 Quarteira | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 21:10 | 15:10 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Western European Summer Time | Central Daylight Time |
| UTC offset | UTC+1 | UTC-5 |
| Offset from Quarteira | — | −6 h |
| IANA zone | Europe/Lisbon | America/Chicago |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 07:44 | 07:36 |
| Sunset | 18:52 | 18:57 |
| Daylight | 11 h 8 min | 11 h 21 min |
| People on this clock | 24,421 | 974,447 |
Compare Quarteira with another city
More comparisons with Quarteira: the time zones next to it and the far side of the clock.
Big time differences
Quarteira and Austin, TX: common questions
What is the time difference between Quarteira and Austin, TX?
Austin is 6 hours behind: it uses UTC−5, while Quarteira is on UTC+1.
What time is it in Austin, TX, when it is 9:00 AM in Quarteira?
When it is 9:00 AM in Quarteira, it is 3:00 AM in Austin.
What time is it in Austin, TX, when it is 6:00 PM in Quarteira?
When it is 6:00 PM in Quarteira, it is 12:00 PM in Austin.
When is a good time to call Austin, TX, from Quarteira?
Between 3:00 PM and 6:00 PM in Quarteira – that is 9:00 AM to 12:00 PM in Austin – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Austin, TX?
Until 6:00 AM in Quarteira it is still the previous day in Austin. The other way round, from 6:00 PM in Austin it is already the next day in Quarteira.
Is the time difference between Quarteira and Austin, TX, the same all year?
No. Both places use summer time, but they switch on different dates, so for a while the gap changes. From October 25, 2026, Austin will be 5 hours behind Quarteira.
