Seattle, WA to Porto Velho: time difference
Porto Velho 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 13:24 1:24 PM Porto Velho 16:24 4:24 PM You –:–
13:24 1:24 PM
Pacific Daylight Time · UTC-7
☀️ 07:30 · 🌙 18:21
16:24 4:24 PM
Amazon Standard Time · UTC-4
☀️ 05:53 · 🌙 18:11
·
+3 h
Porto Velho is 3 h ahead of Seattle, WA.
When you, Seattle, WA and Porto Velho 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
🇧🇷 Porto Velho
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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Seattle, WA | 🇧🇷 Porto Velho |
|---|---|---|
| Local time | 13:24 | 16:24 |
| Local date | Friday, October 16, 2026 | Friday, October 16, 2026 |
| Time zone | Pacific Daylight Time | Amazon Standard Time |
| UTC offset | UTC-7 | UTC-4 |
| Offset from Seattle, WA | — | +3 h |
| IANA zone | America/Los Angeles | America/Porto Velho |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:30 | 05:53 |
| Sunset | 18:21 | 18:11 |
| Daylight | 10 h 51 min | 12 h 18 min |
| People on this clock | 737,015 | 460,434 |
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 Porto Velho: common questions
How many hours ahead of Seattle, WA, is Porto Velho?
The clocks in Porto Velho are 3 hours ahead of those in Seattle (UTC−4 and UTC−7).
What time is it in Porto Velho at the start of the working day in Seattle, WA?
The working day in Seattle starts at 9:00 AM; in Porto Velho it is 12:00 PM at that moment.
What time is it in Porto Velho at the end of the working day in Seattle, WA?
The working day in Seattle ends at 6:00 PM; in Porto Velho it is 9:00 PM at that moment.
When is a good time to call Porto Velho from Seattle, WA?
Between 9:00 AM and 3:00 PM in Seattle – that is 12:00 PM to 6:00 PM in Porto Velho – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Porto Velho?
From 9:00 PM in Seattle, WA, it is already the next day in Porto Velho. The other way round, until 3:00 AM in Porto Velho it is still the previous day in Seattle.
Is the time difference between Seattle, WA, and Porto Velho the same all year?
No. Only Seattle switches to summer time, so the gap changes twice a year. From November 1, 2026, Porto Velho will be 4 hours ahead of Seattle.
