Alamosa, CO to Seattle, WA: time difference
Seattle, WA is 1 h behind Alamosa, CO. 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.
Alamosa, CO 21:00 9:00 PM Seattle, WA 20:00 8:00 PM You –:–
21:00 9:00 PM
Mountain Daylight Time · UTC-6
☀️ 07:18 · 🌙 18:20
20:00 8:00 PM
Pacific Daylight Time · UTC-7
☀️ 07:37 · 🌙 18:12
·
−1 h
Seattle, WA is 1 h behind Alamosa, CO.
When you, Alamosa, CO 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
🇺🇸 Alamosa, CO
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
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 21 9 PM 22 10 PM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Alamosa, CO | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 21:00 | 20:00 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 2026 |
| Time zone | Mountain Daylight Time | Pacific Daylight Time |
| UTC offset | UTC-6 | UTC-7 |
| Offset from Alamosa, CO | — | −1 h |
| IANA zone | America/Denver | America/Los Angeles |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:18 | 07:37 |
| Sunset | 18:20 | 18:12 |
| Daylight | 11 h 2 min | 10 h 34 min |
| People on this clock | 10,000 | 737,015 |
Compare Alamosa, CO with another city
More comparisons with Alamosa, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Alamosa, CO and Seattle, WA: common questions
How many hours behind Alamosa, CO, is Seattle, WA?
The clocks in Seattle are 1 hour behind those in Alamosa (UTC−7 and UTC−6).
What time is it in Seattle, WA, at the start of the working day in Alamosa, CO?
The working day in Alamosa starts at 9:00 AM; in Seattle it is 8:00 AM at that moment.
If it is 6:00 PM in Alamosa, CO, what time is it in Seattle, WA?
At 6:00 PM in Alamosa, clocks in Seattle show 5:00 PM.
When do working hours in Alamosa, CO, and in Seattle, WA, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Alamosa, which is 9:00 AM to 5:00 PM in Seattle.
When is it still the previous day in Seattle, WA?
Until 1:00 AM in Alamosa, CO, it is still the previous day in Seattle. The other way round, from 11:00 PM in Seattle it is already the next day in Alamosa.
Is the time difference between Alamosa, CO, and Seattle, WA, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 1 hour.
