Seattle, WA to Simpsonville, SC: time difference
Simpsonville, SC 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 07:06 7:06 AM Simpsonville, SC 10:06 10:06 AM You –:–
07:06 7:06 AM
Pacific Daylight Time · UTC-7
☀️ 07:39 · 🌙 18:10
10:06 10:06 AM
Eastern Daylight Time · UTC-4
☀️ 07:41 · 🌙 18:47
·
+3 h
Simpsonville, SC is 3 h ahead of Seattle, WA.
When you, Seattle, WA and Simpsonville, SC 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
🇺🇸 Simpsonville, SC
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
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Time zones side by side
| Detail | 🇺🇸 Seattle, WA | 🇺🇸 Simpsonville, SC |
|---|---|---|
| Local time | 07:06 | 10:06 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 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 | 07:39 | 07:41 |
| Sunset | 18:10 | 18:47 |
| Daylight | 10 h 31 min | 11 h 6 min |
| People on this clock | 737,015 | 22,234 |
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 Simpsonville, SC: common questions
How far ahead of Seattle, WA, is Simpsonville, SC?
Simpsonville is 3 hours ahead of Seattle: UTC−4 against UTC−7.
What time is it in Simpsonville, SC, at the start of the working day in Seattle, WA?
The working day in Seattle starts at 9:00 AM; in Simpsonville it is 12:00 PM at that moment.
If it is 6:00 PM in Seattle, WA, what time is it in Simpsonville, SC?
At 6:00 PM in Seattle, clocks in Simpsonville show 9:00 PM.
Is there a time when both Seattle, WA, and Simpsonville, SC, are at work?
Yes: from 9:00 AM to 3:00 PM in Seattle (12:00 PM to 6:00 PM in Simpsonville), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Simpsonville, SC, compared with Seattle, WA?
The new day starts in Simpsonville earlier: at 9:00 PM in Seattle it is already midnight there. Until 3:00 AM in Simpsonville, Seattle is still on the previous day.
Is the time difference between Seattle, WA, and Simpsonville, SC, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 3 hours.
