Port Huron, MI to Seattle, WA: time difference
Seattle, WA is 3 h behind Port Huron, MI. 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.
Port Huron, MI 18:44 6:44 PM Seattle, WA 15:44 3:44 PM You –:–
18:44 6:44 PM
Eastern Daylight Time · UTC-4
☀️ 07:50 · 🌙 18:41
15:44 3:44 PM
Pacific Daylight Time · UTC-7
☀️ 07:36 · 🌙 18:13
·
−3 h
Seattle, WA is 3 h behind Port Huron, MI.
When you, Port Huron, MI 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
🇺🇸 Port Huron, MI
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
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Time zones side by side
| Detail | 🇺🇸 Port Huron, MI | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 18:44 | 15:44 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Daylight Time | Pacific Daylight Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Port Huron, MI | — | −3 h |
| IANA zone | America/Detroit | America/Los Angeles |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:50 | 07:36 |
| Sunset | 18:41 | 18:13 |
| Daylight | 10 h 51 min | 10 h 37 min |
| People on this clock | 28,983 | 737,015 |
Compare Port Huron, MI with another city
More comparisons with Port Huron, MI: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Port Huron, MI and Seattle, WA: common questions
What is the time difference between Port Huron, MI, and Seattle, WA?
Seattle is 3 hours behind: it uses UTC−7, while Port Huron is on UTC−4.
What time is it in Seattle, WA, at the start of the working day in Port Huron, MI?
The working day in Port Huron starts at 9:00 AM; in Seattle it is 6:00 AM at that moment.
What time is it in Seattle, WA, when it is 6:00 PM in Port Huron, MI?
When it is 6:00 PM in Port Huron, it is 3:00 PM in Seattle.
When is a good time to call Seattle, WA, from Port Huron, MI?
Between 12:00 PM and 6:00 PM in Port Huron – that is 9:00 AM to 3:00 PM in Seattle – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Port Huron, MI, is it still yesterday in Seattle, WA?
Before 3:00 AM in Port Huron, the date in Seattle has not changed yet. From 9:00 PM in Seattle, it is already the next day in Port Huron.
Does the time difference between Port Huron, MI, and Seattle, WA, change?
No. The clocks in Port Huron and in Seattle change on the same dates, so the difference stays 3 hours.
