Lisbon to Rochester, NY: time difference
Rochester, 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 04:30 4:30 AM Rochester, NY 23:30 11:30 PM You –:–
04:30 4:30 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
23:30 11:30 PM
Eastern Daylight Time · UTC-4
☀️ 07:17 · 🌙 18:39
·
−5 h
Rochester, NY is 5 h behind Lisbon.
When you, Lisbon and Rochester, 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
🇺🇸 Rochester, 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 | 🇺🇸 Rochester, NY |
|---|---|---|
| Local time | 04:30 | 23:30 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 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 | 07:41 | 07:17 |
| Sunset | 19:07 | 18:39 |
| Daylight | 11 h 26 min | 11 h 22 min |
| People on this clock | 545,923 | 211,328 |
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 Rochester, NY: common questions
What is the time difference between Lisbon and Rochester, NY?
Rochester is 5 hours behind: it uses UTC−4, while Lisbon is on UTC+1.
What time is it in Rochester, NY, at the start of the working day in Lisbon?
The working day in Lisbon starts at 9:00 AM; in Rochester it is 4:00 AM at that moment.
What time is it in Rochester, NY, at the end of the working day in Lisbon?
The working day in Lisbon ends at 6:00 PM; in Rochester it is 1:00 PM at that moment.
When do working hours in Lisbon and in Rochester, 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 Rochester.
When is it still the previous day in Rochester, NY?
Until 5:00 AM in Lisbon it is still the previous day in Rochester. The other way round, from 7:00 PM in Rochester it is already the next day in Lisbon.
Is the time difference between Lisbon and Rochester, 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, Rochester will be 4 hours behind Lisbon.
