Oeiras to Austin, TX: time difference
Austin, TX is 6 h behind Oeiras. 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.
Oeiras 02:42 2:42 AM Austin, TX 20:42 8:42 PM You –:–
02:42 2:42 AM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:55
20:42 8:42 PM
Central Daylight Time · UTC-5
☀️ 07:36 · 🌙 18:58
·
−6 h
Austin, TX is 6 h behind Oeiras.
When you, Oeiras 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
🇵🇹 Oeiras
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
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Oeiras | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 02:42 | 20:42 |
| Local date | Monday, October 19, 2026 | Sunday, October 18, 2026 |
| Time zone | Western European Summer Time | Central Daylight Time |
| UTC offset | UTC+1 | UTC-5 |
| Offset from Oeiras | — | −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 | 07:51 | 07:36 |
| Sunset | 18:55 | 18:58 |
| Daylight | 11 h 4 min | 11 h 22 min |
| People on this clock | 171,767 | 974,447 |
Compare Oeiras with another city
More comparisons with Oeiras: the time zones next to it and the far side of the clock.
Big time differences
Oeiras and Austin, TX: common questions
How many hours behind Oeiras is Austin, TX?
The clocks in Austin are 6 hours behind those in Oeiras (UTC−5 and UTC+1).
What time is it in Austin, TX, when it is 9:00 AM in Oeiras?
When it is 9:00 AM in Oeiras, it is 3:00 AM in Austin.
If it is 6:00 PM in Oeiras, what time is it in Austin, TX?
At 6:00 PM in Oeiras, clocks in Austin show 12:00 PM.
When is a good time to call Austin, TX, from Oeiras?
Between 3:00 PM and 6:00 PM in Oeiras – 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 Oeiras 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 Oeiras.
Does the time gap between Oeiras and Austin, TX, change during the year?
Yes, because the clocks in Oeiras and in Austin change on different dates. Next change: from October 25, 2026, Austin will be 5 hours behind Oeiras.
