Costa Mesa, CA to Lisbon: time difference
Lisbon is 8 h ahead of Costa Mesa, CA. Live clocks for both, the working hours they share, and how each one sits against your own time.
+8 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Costa Mesa, CA 06:38 6:38 AM Lisbon 14:38 2:38 PM You –:–
06:38 6:38 AM
Pacific Daylight Time · UTC-7
☀️ 06:59 · 🌙 18:17
14:38 2:38 PM
Western European Summer Time · UTC+1
☀️ 07:48 · 🌙 18:57
·
+8 h
Lisbon is 8 h ahead of Costa Mesa, CA.
When you, Costa Mesa, CA 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
🇺🇸 Costa Mesa, CA
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
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 5 5 AM 6 6 AM 7 7 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Costa Mesa, CA | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 06:38 | 14:38 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Pacific Daylight Time | Western European Summer Time |
| UTC offset | UTC-7 | UTC+1 |
| Offset from Costa Mesa, CA | — | +8 h |
| IANA zone | America/Los Angeles | Europe/Lisbon |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:59 | 07:48 |
| Sunset | 18:17 | 18:57 |
| Daylight | 11 h 18 min | 11 h 9 min |
| People on this clock | 109,960 | 545,923 |
Compare Costa Mesa, CA with another city
More comparisons with Costa Mesa, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Costa Mesa, CA and Lisbon: common questions
How far ahead of Costa Mesa, CA, is Lisbon?
Lisbon is 8 hours ahead of Costa Mesa: UTC+1 against UTC−7.
What time is it in Lisbon at the start of the working day in Costa Mesa, CA?
The working day in Costa Mesa starts at 9:00 AM; in Lisbon it is 5:00 PM at that moment.
What time is it in Lisbon at the end of the working day in Costa Mesa, CA?
The working day in Costa Mesa ends at 6:00 PM; in Lisbon it is 2:00 AM (the next day) at that moment.
Is there a time when both Costa Mesa, CA, and Lisbon are at work?
Yes: from 9:00 AM to 10:00 AM in Costa Mesa (5:00 PM to 6:00 PM in Lisbon), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Lisbon compared with Costa Mesa, CA?
The new day starts in Lisbon earlier: at 4:00 PM in Costa Mesa it is already midnight there. Until 8:00 AM in Lisbon, Costa Mesa is still on the previous day.
Is the time difference between Costa Mesa, CA, and Lisbon 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, Lisbon will be 7 hours ahead of Costa Mesa.
