Lisbon to Mammoth Lakes, CA: time difference
Mammoth Lakes, 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 00:27 12:27 AM Mammoth Lakes, CA 16:27 4:27 PM You –:–
00:27 12:27 AM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
16:27 4:27 PM
Pacific Daylight Time · UTC-7
☀️ 07:10 · 🌙 18:13
·
−8 h
Mammoth Lakes, CA is 8 h behind Lisbon.
When you, Lisbon and Mammoth Lakes, 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
🇺🇸 Mammoth Lakes, 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 | 🇺🇸 Mammoth Lakes, CA |
|---|---|---|
| Local time | 00:27 | 16:27 |
| Local date | Wednesday, October 21, 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 | 07:10 |
| Sunset | 18:53 | 18:13 |
| Daylight | 11 h 2 min | 11 h 4 min |
| People on this clock | 545,923 | 7,000 |
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 Mammoth Lakes, CA: common questions
How far behind Lisbon is Mammoth Lakes, CA?
Mammoth Lakes is 8 hours behind Lisbon: UTC−7 against UTC+1.
What time is it in Mammoth Lakes, CA, when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 1:00 AM in Mammoth Lakes.
What time is it in Mammoth Lakes, CA, when it is 6:00 PM in Lisbon?
When it is 6:00 PM in Lisbon, it is 10:00 AM in Mammoth Lakes.
Is there a time when both Lisbon and Mammoth Lakes, CA, are at work?
Yes: from 5:00 PM to 6:00 PM in Lisbon (9:00 AM to 10:00 AM in Mammoth Lakes), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Lisbon is it still yesterday in Mammoth Lakes, CA?
Before 8:00 AM in Lisbon, the date in Mammoth Lakes has not changed yet. From 4:00 PM in Mammoth Lakes, it is already the next day in Lisbon.
Does the time gap between Lisbon and Mammoth Lakes, CA, change during the year?
Yes, because the clocks in Lisbon and in Mammoth Lakes change on different dates. Next change: from October 25, 2026, Mammoth Lakes will be 7 hours behind Lisbon.
