Arecibo to Austin, TX: time difference
Austin, TX is 1 h behind Arecibo. 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.
Arecibo 13:16 1:16 PM Austin, TX 12:16 12:16 PM You –:–
13:16 1:16 PM
Atlantic Standard Time · UTC-4
☀️ 06:22 · 🌙 18:04
12:16 12:16 PM
Central Daylight Time · UTC-5
☀️ 07:35 · 🌙 18:59
·
−1 h
Austin, TX is 1 h behind Arecibo.
When you, Arecibo 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
🇵🇷 Arecibo
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
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 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇷 Arecibo | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 13:16 | 12:16 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Atlantic Standard Time | Central Daylight Time |
| UTC offset | UTC-4 | UTC-5 |
| Offset from Arecibo | — | −1 h |
| IANA zone | America/Puerto Rico | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 06:22 | 07:35 |
| Sunset | 18:04 | 18:59 |
| Daylight | 11 h 42 min | 11 h 24 min |
| People on this clock | 39,634 | 974,447 |
Compare Arecibo with another city
More comparisons with Arecibo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Arecibo and Austin, TX: common questions
How far behind Arecibo is Austin, TX?
Austin is 1 hour behind Arecibo: UTC−5 against UTC−4.
What time is it in Austin, TX, at the start of the working day in Arecibo?
The working day in Arecibo starts at 9:00 AM; in Austin it is 8:00 AM at that moment.
If it is 6:00 PM in Arecibo, what time is it in Austin, TX?
At 6:00 PM in Arecibo, clocks in Austin show 5:00 PM.
Is there a time when both Arecibo and Austin, TX, are at work?
Yes: from 10:00 AM to 6:00 PM in Arecibo (9:00 AM to 5:00 PM in Austin), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Arecibo is it still yesterday in Austin, TX?
Before 1:00 AM in Arecibo, the date in Austin has not changed yet. From 11:00 PM in Austin, it is already the next day in Arecibo.
Does the time difference between Arecibo and Austin, TX, change?
Yes. The clocks change only in Austin. From November 1, 2026, Austin will be 2 hours behind Arecibo.
