Herndon, VA to Seattle, WA: time difference
Seattle, WA is 3 h behind Herndon, VA. 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.
Herndon, VA 23:30 11:30 PM Seattle, WA 20:30 8:30 PM You –:–
23:30 11:30 PM
Eastern Daylight Time · UTC-4
☀️ 07:22 · 🌙 18:30
20:30 8:30 PM
Pacific Daylight Time · UTC-7
☀️ 07:32 · 🌙 18:19
·
−3 h
Seattle, WA is 3 h behind Herndon, VA.
When you, Herndon, VA 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
🇺🇸 Herndon, VA
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 | 🇺🇸 Herndon, VA | 🇺🇸 Seattle, WA |
|---|---|---|
| Local time | 23:30 | 20:30 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern Daylight Time | Pacific Daylight Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Herndon, VA | — | −3 h |
| IANA zone | America/New York | America/Los Angeles |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:22 | 07:32 |
| Sunset | 18:30 | 18:19 |
| Daylight | 11 h 8 min | 10 h 47 min |
| People on this clock | 24,655 | 737,015 |
Compare Herndon, VA with another city
More comparisons with Herndon, VA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Herndon, VA and Seattle, WA: common questions
What is the time difference between Herndon, VA, and Seattle, WA?
Seattle is 3 hours behind: it uses UTC−7, while Herndon is on UTC−4.
What time is it in Seattle, WA, when it is 9:00 AM in Herndon, VA?
When it is 9:00 AM in Herndon, it is 6:00 AM in Seattle.
What time is it in Seattle, WA, when it is 6:00 PM in Herndon, VA?
When it is 6:00 PM in Herndon, it is 3:00 PM in Seattle.
When do working hours in Herndon, VA, and in Seattle, WA, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in Herndon, which is 9:00 AM to 3:00 PM in Seattle.
Until what time in Herndon, VA, is it still yesterday in Seattle, WA?
Before 3:00 AM in Herndon, the date in Seattle has not changed yet. From 9:00 PM in Seattle, it is already the next day in Herndon.
Is the time difference between Herndon, VA, and Seattle, WA, the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 3 hours.
