Seattle, WA to Brockville, Ont: time difference
Brockville, Ont 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 15:26 3:26 PM Brockville, Ont 18:26 6:26 PM You –:–
15:26 3:26 PM
Pacific Daylight Time · UTC-7
☀️ 07:27 · 🌙 18:25
18:26 6:26 PM
Eastern Daylight Time · UTC-4
☀️ 07:17 · 🌙 18:22
·
+3 h
Brockville, Ont is 3 h ahead of Seattle, WA.
When you, Seattle, WA and Brockville, Ont 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
🇨🇦 Brockville, Ont
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
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- Right now
Time zones side by side
| Detail | 🇺🇸 Seattle, WA | 🇨🇦 Brockville, Ont |
|---|---|---|
| Local time | 15:26 | 18:26 |
| Local date | Wednesday, October 14, 2026 | Wednesday, October 14, 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 | 07:27 | 07:17 |
| Sunset | 18:25 | 18:22 |
| Daylight | 10 h 57 min | 11 h 5 min |
| People on this clock | 737,015 | 21,870 |
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 Brockville, Ont: common questions
How many hours ahead of Seattle, WA, is Brockville, Ont?
The clocks in Brockville are 3 hours ahead of those in Seattle (UTC−4 and UTC−7).
If it is 9:00 AM in Seattle, WA, what time is it in Brockville, Ont?
At 9:00 AM in Seattle, clocks in Brockville show 12:00 PM.
What time is it in Brockville, Ont, when it is 6:00 PM in Seattle, WA?
When it is 6:00 PM in Seattle, it is 9:00 PM in Brockville.
Is there a time when both Seattle, WA, and Brockville, Ont, are at work?
Yes: from 9:00 AM to 3:00 PM in Seattle (12:00 PM to 6:00 PM in Brockville), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Brockville, Ont, compared with Seattle, WA?
The new day starts in Brockville earlier: at 9:00 PM in Seattle it is already midnight there. Until 3:00 AM in Brockville, Seattle is still on the previous day.
Is the time difference between Seattle, WA, and Brockville, Ont, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 3 hours.
