Castries to Seattle, WA: time difference
Seattle, WA is 3 h behind Castries. 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.
Castries 03:24 3:24 AM Seattle, WA 00:24 12:24 AM You –:–
03:24 3:24 AM
Atlantic Standard Time · UTC-4
☀️ 05:55 · 🌙 17:48
00:24 12:24 AM
Pacific Daylight Time · UTC-7
☀️ 07:20 · 🌙 18:34
·
−3 h
Seattle, WA is 3 h behind Castries.
When you, Castries 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
🇱🇨 Castries
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
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Time zones side by side
| Detail | 🇱🇨 Castries | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 03:24 | 00:24 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Atlantic Standard Time | Pacific Daylight Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Castries | — | −3 h |
| IANA zone | America/St Lucia | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 05:55 | 07:20 |
| Sunset | 17:48 | 18:34 |
| Daylight | 11 h 54 min | 11 h 14 min |
| People on this clock | 22,000 | 737,015 |
Compare Castries with another city
More comparisons with Castries: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Castries and Seattle, WA: common questions
How many hours behind Castries is Seattle, WA?
The clocks in Seattle are 3 hours behind those in Castries (UTC−7 and UTC−4).
If it is 9:00 AM in Castries, what time is it in Seattle, WA?
At 9:00 AM in Castries, clocks in Seattle show 6:00 AM.
What time is it in Seattle, WA, at the end of the working day in Castries?
The working day in Castries 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 Castries?
Between 12:00 PM and 6:00 PM in Castries – that is 9:00 AM to 3:00 PM in Seattle – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Seattle, WA?
Until 3:00 AM in Castries it is still the previous day in Seattle. The other way round, from 9:00 PM in Seattle it is already the next day in Castries.
Is the time difference between Castries and Seattle, WA, the same all year?
No. Only Seattle switches to summer time, so the gap changes twice a year. From November 1, 2026, Seattle will be 4 hours behind Castries.
