Lisbon to Smithtown, NY: time difference
Smithtown, 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 06:30 6:30 AM Smithtown, NY 01:30 1:30 AM You –:–
06:30 6:30 AM
Western European Summer Time · UTC+1
☀️ 07:53 · 🌙 18:50
01:30 1:30 AM
Eastern Daylight Time · UTC-4
☀️ 07:12 · 🌙 18:04
·
−5 h
Smithtown, NY is 5 h behind Lisbon.
When you, Lisbon and Smithtown, 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
🇺🇸 Smithtown, 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 | 🇺🇸 Smithtown, NY |
|---|---|---|
| Local time | 06:30 | 01:30 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 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 | 07:53 | 07:12 |
| Sunset | 18:50 | 18:04 |
| Daylight | 10 h 57 min | 10 h 51 min |
| People on this clock | 545,923 | 116,296 |
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 Smithtown, NY: common questions
How many hours behind Lisbon is Smithtown, NY?
The clocks in Smithtown are 5 hours behind those in Lisbon (UTC−4 and UTC+1).
What time is it in Smithtown, NY, when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 4:00 AM in Smithtown.
What time is it in Smithtown, NY, when it is 6:00 PM in Lisbon?
When it is 6:00 PM in Lisbon, it is 1:00 PM in Smithtown.
Is there a time when both Lisbon and Smithtown, NY, are at work?
Yes: from 2:00 PM to 6:00 PM in Lisbon (9:00 AM to 1:00 PM in Smithtown), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Lisbon is it still yesterday in Smithtown, NY?
Before 5:00 AM in Lisbon, the date in Smithtown has not changed yet. From 7:00 PM in Smithtown, it is already the next day in Lisbon.
Does the time gap between Lisbon and Smithtown, NY, change during the year?
Yes, because the clocks in Lisbon and in Smithtown change on different dates. Next change: from October 25, 2026, Smithtown will be 4 hours behind Lisbon.
