Lisbon to Fullerton, CA: time difference
Fullerton, CA is 8 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 15:14 3:14 PM Fullerton, CA 07:14 7:14 AM You –:–
15:14 3:14 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
07:14 7:14 AM
Pacific Daylight Time · UTC-7
☀️ 07:01 · 🌙 18:13
·
−8 h
Fullerton, CA is 8 h behind Lisbon.
When you, Lisbon and Fullerton, CA 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
🇺🇸 Fullerton, CA
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇺🇸 Fullerton, CA |
|---|---|---|
| Local time | 15:14 | 07:14 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Western European Summer Time | Pacific Daylight Time |
| UTC offset | UTC+1 | UTC-7 |
| Offset from Lisbon | — | −8 h |
| IANA zone | Europe/Lisbon | America/Los Angeles |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:51 | 07:01 |
| Sunset | 18:53 | 18:13 |
| Daylight | 11 h 2 min | 11 h 12 min |
| People on this clock | 545,923 | 135,161 |
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 Fullerton, CA: common questions
What is the time difference between Lisbon and Fullerton, CA?
Fullerton is 8 hours behind: it uses UTC−7, while Lisbon is on UTC+1.
What time is it in Fullerton, CA, at the start of the working day in Lisbon?
The working day in Lisbon starts at 9:00 AM; in Fullerton it is 1:00 AM at that moment.
If it is 6:00 PM in Lisbon, what time is it in Fullerton, CA?
At 6:00 PM in Lisbon, clocks in Fullerton show 10:00 AM.
Is there a time when both Lisbon and Fullerton, CA, are at work?
Yes: from 5:00 PM to 6:00 PM in Lisbon (9:00 AM to 10:00 AM in Fullerton), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Fullerton, CA?
Until 8:00 AM in Lisbon it is still the previous day in Fullerton. The other way round, from 4:00 PM in Fullerton it is already the next day in Lisbon.
Is the time difference between Lisbon and Fullerton, CA, 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, Fullerton will be 7 hours behind Lisbon.
