Lisbon to Mount Vernon, NY: time difference
Mount Vernon, NY is 5 h behind Lisbon. 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.
Lisbon 23:11 11:11 PM Mount Vernon, NY 18:11 6:11 PM You –:–
23:11 11:11 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
18:11 6:11 PM
Eastern Daylight Time · UTC-4
☀️ 07:13 · 🌙 18:09
·
−5 h
Mount Vernon, NY is 5 h behind Lisbon.
When you, Lisbon and Mount Vernon, NY are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
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
🇺🇸 Mount Vernon, NY
19 7 PM 20 8 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇺🇸 Mount Vernon, NY |
|---|---|---|
| Local time | 23:11 | 18:11 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Western European Summer Time | Eastern Daylight Time |
| UTC offset | UTC+1 | UTC-4 |
| Offset from Lisbon | — | −5 h |
| IANA zone | Europe/Lisbon | America/New York |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 07:51 | 07:13 |
| Sunset | 18:53 | 18:09 |
| Daylight | 11 h 2 min | 10 h 56 min |
| People on this clock | 545,923 | 73,893 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Mount Vernon, NY: common questions
What is the time difference between Lisbon and Mount Vernon, NY?
Mount Vernon is 5 hours behind: it uses UTC−4, while Lisbon is on UTC+1.
If it is 9:00 AM in Lisbon, what time is it in Mount Vernon, NY?
At 9:00 AM in Lisbon, clocks in Mount Vernon show 4:00 AM.
If it is 6:00 PM in Lisbon, what time is it in Mount Vernon, NY?
At 6:00 PM in Lisbon, clocks in Mount Vernon show 1:00 PM.
When do working hours in Lisbon and in Mount Vernon, NY, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 2:00 PM to 6:00 PM in Lisbon, which is 9:00 AM to 1:00 PM in Mount Vernon.
Until what time in Lisbon is it still yesterday in Mount Vernon, NY?
Before 5:00 AM in Lisbon, the date in Mount Vernon has not changed yet. From 7:00 PM in Mount Vernon, it is already the next day in Lisbon.
Is the time difference between Lisbon and Mount Vernon, NY, the same all year?
No. Both places use summer time, but they switch on different dates, so for a while the gap changes. From October 25, 2026, Mount Vernon will be 4 hours behind Lisbon.
