🇵🇹 Lisbon, Portugal
52
- Western European Standard Time
- UTC+0
- Daytime
☀️ 06:59 · 🌙 17:43 · 10 h 43 min
Lisbon to Port Jefferson Station, NY: time difference
Port Jefferson Station, NY is 4 h behind Lisbon. Live clocks for both, the working hours they share, and how each one sits against your own time.
−4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Lisbon 16:05 4:05 PM Port Jefferson Station, NY 12:05 12:05 PM You –:–
16:05 4:05 PM
Western European Standard Time · UTC+0
☀️ 06:59 · 🌙 17:43
12:05 12:05 PM
Eastern Daylight Time · UTC-4
☀️ 07:19 · 🌙 17:55
·
−4 h
Port Jefferson Station, NY is 4 h behind Lisbon.
When you, Lisbon and Port Jefferson Station, 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
🇺🇸 Port Jefferson Station, NY
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 19 7 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇺🇸 Port Jefferson Station, NY |
|---|---|---|
| Local time | 16:05 | 12:05 |
| Local date | Wednesday, October 28, 2026 | Wednesday, October 28, 2026 |
| Time zone | Western European Standard Time | Eastern Daylight Time |
| UTC offset | UTC+0 | UTC-4 |
| Offset from Lisbon | — | −4 h |
| IANA zone | Europe/Lisbon | America/New York |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:59 | 07:19 |
| Sunset | 17:43 | 17:55 |
| Daylight | 10 h 43 min | 10 h 36 min |
| People on this clock | 545,923 | 8,000 |
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 Port Jefferson Station, NY: common questions
How far behind Lisbon is Port Jefferson Station, NY?
Port Jefferson Station is 4 hours behind Lisbon: UTC−4 against UTC+0.
What time is it in Port Jefferson Station, NY, when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 5:00 AM in Port Jefferson Station.
If it is 6:00 PM in Lisbon, what time is it in Port Jefferson Station, NY?
At 6:00 PM in Lisbon, clocks in Port Jefferson Station show 2:00 PM.
When do working hours in Lisbon and in Port Jefferson Station, NY, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 1:00 PM to 6:00 PM in Lisbon, which is 9:00 AM to 2:00 PM in Port Jefferson Station.
When does the date change in Port Jefferson Station, NY, compared with Lisbon?
The new day starts in Port Jefferson Station later: until 4:00 AM in Lisbon, it is still the previous day there. From 8:00 PM in Port Jefferson Station, Lisbon is already on the next day.
Is the time difference between Lisbon and Port Jefferson Station, 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 November 1, 2026, Port Jefferson Station will be 5 hours behind Lisbon.
