Brentwood, CA to Lisbon: time difference
Lisbon is 8 h ahead of Brentwood, 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.
Brentwood, CA 04:40 4:40 AM Lisbon 12:40 12:40 PM You –:–
04:40 4:40 AM
Pacific Daylight Time · UTC-7
☀️ 07:23 · 🌙 18:21
12:40 12:40 PM
Western European Summer Time · UTC+1
☀️ 07:53 · 🌙 18:50
·
+8 h
Lisbon is 8 h ahead of Brentwood, CA.
When you, Brentwood, 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
🇺🇸 Brentwood, 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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Brentwood, CA | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 04:40 | 12:40 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Pacific Daylight Time | Western European Summer Time |
| UTC offset | UTC-7 | UTC+1 |
| Offset from Brentwood, 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 | 07:23 | 07:53 |
| Sunset | 18:21 | 18:50 |
| Daylight | 10 h 58 min | 10 h 57 min |
| People on this clock | 64,474 | 545,923 |
Compare Brentwood, CA with another city
More comparisons with Brentwood, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Brentwood, CA and Lisbon: common questions
How many hours ahead of Brentwood, CA, is Lisbon?
The clocks in Lisbon are 8 hours ahead of those in Brentwood (UTC+1 and UTC−7).
What time is it in Lisbon when it is 9:00 AM in Brentwood, CA?
When it is 9:00 AM in Brentwood, it is 5:00 PM in Lisbon.
What time is it in Lisbon at the end of the working day in Brentwood, CA?
The working day in Brentwood ends at 6:00 PM; in Lisbon it is 2:00 AM (the next day) at that moment.
When is a good time to call Lisbon from Brentwood, CA?
Between 9:00 AM and 10:00 AM in Brentwood – that is 5:00 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 Brentwood, CA?
The new day starts in Lisbon earlier: at 4:00 PM in Brentwood it is already midnight there. Until 8:00 AM in Lisbon, Brentwood is still on the previous day.
Does the time difference between Brentwood, CA, and Lisbon change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Lisbon will be 7 hours ahead of Brentwood.
