Seattle, WA to Grenville: time difference
Grenville 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 04:18 4:18 AM Grenville 07:18 7:18 AM You –:–
04:18 4:18 AM
Pacific Daylight Time · UTC-7
☀️ 07:22 · 🌙 18:32
07:18 7:18 AM
Atlantic Standard Time · UTC-4
☀️ 05:56 · 🌙 17:52
·
+3 h
Grenville is 3 h ahead of Seattle, WA.
When you, Seattle, WA and Grenville 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
🇬🇩 Grenville
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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- Both working
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Time zones side by side
| Detail | 🇺🇸 Seattle, WA | 🇬🇩 Grenville |
|---|---|---|
| Local time | 04:18 | 07:18 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Pacific Daylight Time | Atlantic Standard Time |
| UTC offset | UTC-7 | UTC-4 |
| Offset from Seattle, WA | — | +3 h |
| IANA zone | America/Los Angeles | America/Grenada |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:22 | 05:56 |
| Sunset | 18:32 | 17:52 |
| Daylight | 11 h 11 min | 11 h 55 min |
| People on this clock | 737,015 | 2,476 |
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 Grenville: common questions
How far ahead of Seattle, WA, is Grenville?
Grenville is 3 hours ahead of Seattle: UTC−4 against UTC−7.
What time is it in Grenville when it is 9:00 AM in Seattle, WA?
When it is 9:00 AM in Seattle, it is 12:00 PM in Grenville.
If it is 6:00 PM in Seattle, WA, what time is it in Grenville?
At 6:00 PM in Seattle, clocks in Grenville show 9:00 PM.
Is there a time when both Seattle, WA, and Grenville are at work?
Yes: from 9:00 AM to 3:00 PM in Seattle (12:00 PM to 6:00 PM in Grenville), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Grenville compared with Seattle, WA?
The new day starts in Grenville earlier: at 9:00 PM in Seattle it is already midnight there. Until 3:00 AM in Grenville, Seattle is still on the previous day.
Is the time difference between Seattle, WA, and Grenville the same all year?
No. Only Seattle switches to summer time, so the gap changes twice a year. From November 1, 2026, Grenville will be 4 hours ahead of Seattle.
