Seattle, WA to Waterloo: time difference
Waterloo 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 03:27 3:27 AM Waterloo 06:27 6:27 AM You –:–
03:27 3:27 AM
Pacific Daylight Time · UTC-7
☀️ 07:22 · 🌙 18:32
06:27 6:27 AM
Eastern Daylight Time · UTC-4
☀️ 07:31 · 🌙 18:49
·
+3 h
Waterloo is 3 h ahead of Seattle, WA.
When you, Seattle, WA and Waterloo 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
🇨🇦 Waterloo
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
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Seattle, WA | 🇨🇦 Waterloo |
|---|---|---|
| Local time | 03:27 | 06:27 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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/Toronto |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 07:22 | 07:31 |
| Sunset | 18:32 | 18:49 |
| Daylight | 11 h 11 min | 11 h 18 min |
| People on this clock | 737,015 | 121,436 |
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 Waterloo: common questions
How far ahead of Seattle, WA, is Waterloo?
Waterloo is 3 hours ahead of Seattle: UTC−4 against UTC−7.
What time is it in Waterloo at the start of the working day in Seattle, WA?
The working day in Seattle starts at 9:00 AM; in Waterloo it is 12:00 PM at that moment.
If it is 6:00 PM in Seattle, WA, what time is it in Waterloo?
At 6:00 PM in Seattle, clocks in Waterloo show 9:00 PM.
Is there a time when both Seattle, WA, and Waterloo are at work?
Yes: from 9:00 AM to 3:00 PM in Seattle (12:00 PM to 6:00 PM in Waterloo), the working days (9:00 AM–6:00 PM) overlap.
From what time in Seattle, WA, is it tomorrow in Waterloo?
Once it is 9:00 PM in Seattle, the date in Waterloo has already changed. Until 3:00 AM in Waterloo, it is still the previous day in Seattle.
Is the time difference between Seattle, WA, and Waterloo the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 3 hours.
