Seattle, WA to Port Huron, MI: time difference
Port Huron, MI 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 17:17 5:17 PM Port Huron, MI 20:17 8:17 PM You –:–
17:17 5:17 PM
Pacific Daylight Time · UTC-7
☀️ 07:36 · 🌙 18:13
20:17 8:17 PM
Eastern Daylight Time · UTC-4
☀️ 07:50 · 🌙 18:41
·
+3 h
Port Huron, MI is 3 h ahead of Seattle, WA.
When you, Seattle, WA and Port Huron, MI 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
🇺🇸 Port Huron, MI
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 | 🇺🇸 Port Huron, MI |
|---|---|---|
| Local time | 17:17 | 20:17 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 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/Detroit |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 07:36 | 07:50 |
| Sunset | 18:13 | 18:41 |
| Daylight | 10 h 37 min | 10 h 51 min |
| People on this clock | 737,015 | 28,983 |
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 Port Huron, MI: common questions
How many hours ahead of Seattle, WA, is Port Huron, MI?
The clocks in Port Huron are 3 hours ahead of those in Seattle (UTC−4 and UTC−7).
What time is it in Port Huron, MI, at the start of the working day in Seattle, WA?
The working day in Seattle starts at 9:00 AM; in Port Huron it is 12:00 PM at that moment.
What time is it in Port Huron, MI, at the end of the working day in Seattle, WA?
The working day in Seattle ends at 6:00 PM; in Port Huron it is 9:00 PM at that moment.
When do working hours in Seattle, WA, and in Port Huron, MI, 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 Port Huron.
From what time in Seattle, WA, is it tomorrow in Port Huron, MI?
Once it is 9:00 PM in Seattle, the date in Port Huron has already changed. Until 3:00 AM in Port Huron, it is still the previous day in Seattle.
Is the time difference between Seattle, WA, and Port Huron, MI, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 3 hours.
