Toa Alta to Austin, TX: time difference
Austin, TX is 1 h behind Toa Alta. 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.
Toa Alta 08:10 8:10 AM Austin, TX 07:10 7:10 AM You –:–
08:10 8:10 AM
Atlantic Standard Time · UTC-4
☀️ 06:20 · 🌙 18:02
07:10 7:10 AM
Central Daylight Time · UTC-5
☀️ 07:35 · 🌙 18:59
·
−1 h
Austin, TX is 1 h behind Toa Alta.
When you, Toa Alta 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
🇵🇷 Toa Alta
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 | 🇵🇷 Toa Alta | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 08:10 | 07:10 |
| 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 Toa Alta | — | −1 h |
| IANA zone | America/Puerto Rico | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 06:20 | 07:35 |
| Sunset | 18:02 | 18:59 |
| Daylight | 11 h 42 min | 11 h 24 min |
| People on this clock | 74,000 | 974,447 |
Compare Toa Alta with another city
More comparisons with Toa Alta: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Toa Alta and Austin, TX: common questions
How many hours behind Toa Alta is Austin, TX?
The clocks in Austin are 1 hour behind those in Toa Alta (UTC−5 and UTC−4).
If it is 9:00 AM in Toa Alta, what time is it in Austin, TX?
At 9:00 AM in Toa Alta, clocks in Austin show 8:00 AM.
If it is 6:00 PM in Toa Alta, what time is it in Austin, TX?
At 6:00 PM in Toa Alta, clocks in Austin show 5:00 PM.
When is a good time to call Austin, TX, from Toa Alta?
Between 10:00 AM and 6:00 PM in Toa Alta – that is 9:00 AM to 5:00 PM in Austin – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Austin, TX, compared with Toa Alta?
The new day starts in Austin later: until 1:00 AM in Toa Alta, it is still the previous day there. From 11:00 PM in Austin, Toa Alta is already on the next day.
Is the time difference between Toa Alta 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 2 hours behind Toa Alta.
