Broomfield, CO to Seattle, WA: time difference
Seattle, WA is 1 h behind Broomfield, 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.
Broomfield, CO 04:46 4:46 AM Seattle, WA 03:46 3:46 AM You –:–
04:46 4:46 AM
Mountain Daylight Time · UTC-6
☀️ 07:15 · 🌙 18:16
03:46 3:46 AM
Pacific Daylight Time · UTC-7
☀️ 07:35 · 🌙 18:15
·
−1 h
Seattle, WA is 1 h behind Broomfield, CO.
When you, Broomfield, 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
🇺🇸 Broomfield, 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
- Asleep
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Time zones side by side
| Detail | 🇺🇸 Broomfield, CO | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 04:46 | 03:46 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Mountain Daylight Time | Pacific Daylight Time |
| UTC offset | UTC-6 | UTC-7 |
| Offset from Broomfield, 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 | 07:15 | 07:35 |
| Sunset | 18:16 | 18:15 |
| Daylight | 11 h 1 min | 10 h 41 min |
| People on this clock | 74,112 | 737,015 |
Compare Broomfield, CO with another city
More comparisons with Broomfield, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Broomfield, CO and Seattle, WA: common questions
What is the time difference between Broomfield, CO, and Seattle, WA?
Seattle is 1 hour behind: it uses UTC−7, while Broomfield is on UTC−6.
If it is 9:00 AM in Broomfield, CO, what time is it in Seattle, WA?
At 9:00 AM in Broomfield, clocks in Seattle show 8:00 AM.
What time is it in Seattle, WA, when it is 6:00 PM in Broomfield, CO?
When it is 6:00 PM in Broomfield, it is 5:00 PM in Seattle.
Is there a time when both Broomfield, CO, and Seattle, WA, are at work?
Yes: from 10:00 AM to 6:00 PM in Broomfield (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 Broomfield, CO?
The new day starts in Seattle later: until 1:00 AM in Broomfield, it is still the previous day there. From 11:00 PM in Seattle, Broomfield is already on the next day.
Is the time difference between Broomfield, 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.
