Oyster Bay, NY to Lisbon: time difference
Lisbon is 5 h ahead of Oyster Bay, NY. Live clocks for both, the working hours they share, and how each one sits against your own time.
+5 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Oyster Bay, NY 18:11 6:11 PM Lisbon 23:11 11:11 PM You –:–
18:11 6:11 PM
Eastern Daylight Time · UTC-4
☀️ 07:01 · 🌙 18:21
23:11 11:11 PM
Western European Summer Time · UTC+1
☀️ 07:42 · 🌙 19:06
·
+5 h
Lisbon is 5 h ahead of Oyster Bay, NY.
When you, Oyster Bay, NY and Lisbon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Oyster Bay, NY
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
🇵🇹 Lisbon
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Oyster Bay, NY | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 18:11 | 23:11 |
| Local date | Sunday, October 11, 2026 | Sunday, October 11, 2026 |
| Time zone | Eastern Daylight Time | Western European Summer Time |
| UTC offset | UTC-4 | UTC+1 |
| Offset from Oyster Bay, NY | — | +5 h |
| IANA zone | America/New York | Europe/Lisbon |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:01 | 07:42 |
| Sunset | 18:21 | 19:06 |
| Daylight | 11 h 20 min | 11 h 24 min |
| People on this clock | 301,332 | 545,923 |
Compare Oyster Bay, NY with another city
More comparisons with Oyster Bay, NY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Oyster Bay, NY and Lisbon: common questions
How far ahead of Oyster Bay, NY, is Lisbon?
Lisbon is 5 hours ahead of Oyster Bay: UTC+1 against UTC−4.
If it is 9:00 AM in Oyster Bay, NY, what time is it in Lisbon?
At 9:00 AM in Oyster Bay, clocks in Lisbon show 2:00 PM.
What time is it in Lisbon at the end of the working day in Oyster Bay, NY?
The working day in Oyster Bay ends at 6:00 PM; in Lisbon it is 11:00 PM at that moment.
When is a good time to call Lisbon from Oyster Bay, NY?
Between 9:00 AM and 1:00 PM in Oyster Bay – that is 2:00 PM to 6:00 PM in Lisbon – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Lisbon compared with Oyster Bay, NY?
The new day starts in Lisbon earlier: at 7:00 PM in Oyster Bay it is already midnight there. Until 5:00 AM in Lisbon, Oyster Bay is still on the previous day.
Does the time difference between Oyster Bay, NY, and Lisbon change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Lisbon will be 4 hours ahead of Oyster Bay.
