Seattle, WA to Las Piedras: time difference
Las Piedras is 3 h ahead of Seattle, WA. 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.
Seattle, WA 13:14 1:14 PM Las Piedras 16:14 4:14 PM You –:–
13:14 1:14 PM
Pacific Daylight Time · UTC-7
☀️ 07:32 · 🌙 18:19
16:14 4:14 PM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:01
·
+3 h
Las Piedras is 3 h ahead of Seattle, WA.
When you, Seattle, WA and Las Piedras are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Seattle, WA
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
🇵🇷 Las Piedras
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 0 12 AM 1 1 AM 2 2 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Seattle, WA | 🇵🇷 Las Piedras |
|---|---|---|
| Local time | 13:14 | 16:14 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Pacific Daylight Time | Atlantic Standard Time |
| UTC offset | UTC-7 | UTC-4 |
| Offset from Seattle, WA | — | +3 h |
| IANA zone | America/Los Angeles | America/Puerto Rico |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:32 | 06:18 |
| Sunset | 18:19 | 18:01 |
| Daylight | 10 h 47 min | 11 h 43 min |
| People on this clock | 737,015 | 38,000 |
Compare Seattle, WA with another city
More comparisons with Seattle, WA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Seattle, WA and Las Piedras: common questions
How many hours ahead of Seattle, WA, is Las Piedras?
The clocks in Las Piedras are 3 hours ahead of those in Seattle (UTC−4 and UTC−7).
What time is it in Las Piedras at the start of the working day in Seattle, WA?
The working day in Seattle starts at 9:00 AM; in Las Piedras it is 12:00 PM at that moment.
What time is it in Las Piedras at the end of the working day in Seattle, WA?
The working day in Seattle ends at 6:00 PM; in Las Piedras it is 9:00 PM at that moment.
When do working hours in Seattle, WA, and in Las Piedras overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Seattle, which is 12:00 PM to 6:00 PM in Las Piedras.
When is it already the next day in Las Piedras?
From 9:00 PM in Seattle, WA, it is already the next day in Las Piedras. The other way round, until 3:00 AM in Las Piedras it is still the previous day in Seattle.
Is the time difference between Seattle, WA, and Las Piedras the same all year?
No. Only Seattle switches to summer time, so the gap changes twice a year. From November 1, 2026, Las Piedras will be 4 hours ahead of Seattle.
