Sudbury to Seattle, WA: time difference
Seattle, WA is 3 h behind Sudbury. 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.
Sudbury 22:53 10:53 PM Seattle, WA 19:53 7:53 PM You –:–
22:53 10:53 PM
Eastern Daylight Time · UTC-4
☀️ 07:40 · 🌙 18:41
19:53 7:53 PM
Pacific Daylight Time · UTC-7
☀️ 07:27 · 🌙 18:25
·
−3 h
Seattle, WA is 3 h behind Sudbury.
When you, Sudbury 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
🇨🇦 Sudbury
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 | 🇨🇦 Sudbury | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 22:53 | 19:53 |
| 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 Sudbury | — | −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 | 07:40 | 07:27 |
| Sunset | 18:41 | 18:25 |
| Daylight | 11 h | 10 h 57 min |
| People on this clock | 161,531 | 737,015 |
Compare Sudbury with another city
More comparisons with Sudbury: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sudbury and Seattle, WA: common questions
How far behind Sudbury is Seattle, WA?
Seattle is 3 hours behind Sudbury: UTC−7 against UTC−4.
What time is it in Seattle, WA, when it is 9:00 AM in Sudbury?
When it is 9:00 AM in Sudbury, it is 6:00 AM in Seattle.
What time is it in Seattle, WA, at the end of the working day in Sudbury?
The working day in Sudbury ends at 6:00 PM; in Seattle it is 3:00 PM at that moment.
When is a good time to call Seattle, WA, from Sudbury?
Between 12:00 PM and 6:00 PM in Sudbury – that is 9:00 AM to 3:00 PM in Seattle – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Seattle, WA, compared with Sudbury?
The new day starts in Seattle later: until 3:00 AM in Sudbury, it is still the previous day there. From 9:00 PM in Seattle, Sudbury is already on the next day.
Does the time difference between Sudbury and Seattle, WA, change?
No. The clocks in Sudbury and in Seattle change on the same dates, so the difference stays 3 hours.
