Grimsby to Seattle, WA: time difference
Seattle, WA is 3 h behind Grimsby. 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.
Grimsby 16:32 4:32 PM Seattle, WA 13:32 1:32 PM You –:–
16:32 4:32 PM
Eastern Daylight Time · UTC-4
☀️ 07:31 · 🌙 18:39
13:32 1:32 PM
Pacific Daylight Time · UTC-7
☀️ 07:27 · 🌙 18:25
·
−3 h
Seattle, WA is 3 h behind Grimsby.
When you, Grimsby 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
🇨🇦 Grimsby
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
- Right now
Time zones side by side
| Detail | 🇨🇦 Grimsby | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 16:32 | 13:32 |
| Local date | Wednesday, October 14, 2026 | Wednesday, October 14, 2026 |
| Time zone | Eastern Daylight Time | Pacific Daylight Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Grimsby | — | −3 h |
| IANA zone | America/Toronto | America/Los Angeles |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:31 | 07:27 |
| Sunset | 18:39 | 18:25 |
| Daylight | 11 h 7 min | 10 h 57 min |
| People on this clock | 28,883 | 737,015 |
Compare Grimsby with another city
More comparisons with Grimsby: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Grimsby and Seattle, WA: common questions
How far behind Grimsby is Seattle, WA?
Seattle is 3 hours behind Grimsby: UTC−7 against UTC−4.
What time is it in Seattle, WA, when it is 9:00 AM in Grimsby?
When it is 9:00 AM in Grimsby, it is 6:00 AM in Seattle.
What time is it in Seattle, WA, when it is 6:00 PM in Grimsby?
When it is 6:00 PM in Grimsby, it is 3:00 PM in Seattle.
Is there a time when both Grimsby and Seattle, WA, are at work?
Yes: from 12:00 PM to 6:00 PM in Grimsby (9:00 AM to 3:00 PM in Seattle), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Grimsby is it still yesterday in Seattle, WA?
Before 3:00 AM in Grimsby, the date in Seattle has not changed yet. From 9:00 PM in Seattle, it is already the next day in Grimsby.
Does the time gap between Grimsby and Seattle, WA, change during the year?
No – both places switch to and from summer time on the same dates, so the gap stays 3 hours.
