Porto Velho to Seattle, WA: time difference
Seattle, WA is 3 h behind Porto Velho. 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.
Porto Velho 15:30 3:30 PM Seattle, WA 12:30 12:30 PM You –:–
15:30 3:30 PM
Amazon Standard Time · UTC-4
☀️ 05:53 · 🌙 18:11
12:30 12:30 PM
Pacific Daylight Time · UTC-7
☀️ 07:30 · 🌙 18:21
·
−3 h
Seattle, WA is 3 h behind Porto Velho.
When you, Porto Velho and Seattle, WA are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Porto Velho
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
🇺🇸 Seattle, WA
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 18 6 PM 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
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Time zones side by side
| Detail | 🇧🇷 Porto Velho | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 15:30 | 12:30 |
| Local date | Friday, October 16, 2026 | Friday, October 16, 2026 |
| Time zone | Amazon Standard Time | Pacific Daylight Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Porto Velho | — | −3 h |
| IANA zone | America/Porto Velho | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 05:53 | 07:30 |
| Sunset | 18:11 | 18:21 |
| Daylight | 12 h 18 min | 10 h 51 min |
| People on this clock | 460,434 | 737,015 |
Compare Porto Velho with another city
More comparisons with Porto Velho: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Porto Velho and Seattle, WA: common questions
What is the time difference between Porto Velho and Seattle, WA?
Seattle is 3 hours behind: it uses UTC−7, while Porto Velho is on UTC−4.
What time is it in Seattle, WA, at the start of the working day in Porto Velho?
The working day in Porto Velho starts at 9:00 AM; in Seattle it is 6:00 AM at that moment.
If it is 6:00 PM in Porto Velho, what time is it in Seattle, WA?
At 6:00 PM in Porto Velho, clocks in Seattle show 3:00 PM.
When is a good time to call Seattle, WA, from Porto Velho?
Between 12:00 PM and 6:00 PM in Porto Velho – that is 9:00 AM to 3:00 PM in Seattle – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Seattle, WA, compared with Porto Velho?
The new day starts in Seattle later: until 3:00 AM in Porto Velho, it is still the previous day there. From 9:00 PM in Seattle, Porto Velho is already on the next day.
Is the time difference between Porto Velho and Seattle, WA, the same all year?
No. Only Seattle switches to summer time, so the gap changes twice a year. From November 1, 2026, Seattle will be 4 hours behind Porto Velho.
