Cheyenne, WY to Seattle, WA: time difference
Seattle, WA is 1 h behind Cheyenne, WY. 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.
Cheyenne, WY 20:59 8:59 PM Seattle, WA 19:59 7:59 PM You –:–
20:59 8:59 PM
Mountain Daylight Time · UTC-6
☀️ 07:18 · 🌙 18:11
19:59 7:59 PM
Pacific Daylight Time · UTC-7
☀️ 07:37 · 🌙 18:12
·
−1 h
Seattle, WA is 1 h behind Cheyenne, WY.
When you, Cheyenne, WY 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
🇺🇸 Cheyenne, WY
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
- Asleep
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Time zones side by side
| Detail | 🇺🇸 Cheyenne, WY | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 20:59 | 19:59 |
| 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 Cheyenne, WY | — | −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 | 18:11 | 18:12 |
| Daylight | 10 h 53 min | 10 h 34 min |
| People on this clock | 65,035 | 737,015 |
Compare Cheyenne, WY with another city
More comparisons with Cheyenne, WY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Cheyenne, WY and Seattle, WA: common questions
How far behind Cheyenne, WY, is Seattle, WA?
Seattle is 1 hour behind Cheyenne: UTC−7 against UTC−6.
If it is 9:00 AM in Cheyenne, WY, what time is it in Seattle, WA?
At 9:00 AM in Cheyenne, clocks in Seattle show 8:00 AM.
If it is 6:00 PM in Cheyenne, WY, what time is it in Seattle, WA?
At 6:00 PM in Cheyenne, clocks in Seattle show 5:00 PM.
Is there a time when both Cheyenne, WY, and Seattle, WA, are at work?
Yes: from 10:00 AM to 6:00 PM in Cheyenne (9:00 AM to 5:00 PM in Seattle), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Seattle, WA, compared with Cheyenne, WY?
The new day starts in Seattle later: until 1:00 AM in Cheyenne, it is still the previous day there. From 11:00 PM in Seattle, Cheyenne is already on the next day.
Is the time difference between Cheyenne, WY, 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.
