Seattle, WA to West Chester, PA: time difference
West Chester, PA 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 16:33 4:33 PM West Chester, PA 19:33 7:33 PM You –:–
16:33 4:33 PM
Pacific Daylight Time · UTC-7
☀️ 07:32 · 🌙 18:19
19:33 7:33 PM
Eastern Daylight Time · UTC-4
☀️ 07:15 · 🌙 18:21
·
+3 h
West Chester, PA is 3 h ahead of Seattle, WA.
When you, Seattle, WA and West Chester, PA 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
🇺🇸 West Chester, PA
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 | 🇺🇸 West Chester, PA |
|---|---|---|
| Local time | 16:33 | 19:33 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Pacific Daylight Time | Eastern Daylight Time |
| UTC offset | UTC-7 | UTC-4 |
| Offset from Seattle, WA | — | +3 h |
| IANA zone | America/Los Angeles | America/New York |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 07:32 | 07:15 |
| Sunset | 18:19 | 18:21 |
| Daylight | 10 h 47 min | 11 h 6 min |
| People on this clock | 737,015 | 18,671 |
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 West Chester, PA: common questions
How many hours ahead of Seattle, WA, is West Chester, PA?
The clocks in West Chester are 3 hours ahead of those in Seattle (UTC−4 and UTC−7).
What time is it in West Chester, PA, when it is 9:00 AM in Seattle, WA?
When it is 9:00 AM in Seattle, it is 12:00 PM in West Chester.
What time is it in West Chester, PA, at the end of the working day in Seattle, WA?
The working day in Seattle ends at 6:00 PM; in West Chester it is 9:00 PM at that moment.
Is there a time when both Seattle, WA, and West Chester, PA, are at work?
Yes: from 9:00 AM to 3:00 PM in Seattle (12:00 PM to 6:00 PM in West Chester), the working days (9:00 AM–6:00 PM) overlap.
From what time in Seattle, WA, is it tomorrow in West Chester, PA?
Once it is 9:00 PM in Seattle, the date in West Chester has already changed. Until 3:00 AM in West Chester, it is still the previous day in Seattle.
Is the time difference between Seattle, WA, and West Chester, PA, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 3 hours.
