Barcelona to Foster City, CA: time difference
Foster City, CA is 9 h behind Barcelona. 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.
Barcelona 11:30 11:30 AM Foster City, CA 02:30 2:30 AM You –:–
11:30 11:30 AM
Central European Summer Time · UTC+2
☀️ 08:11 · 🌙 19:02
02:30 2:30 AM
Pacific Daylight Time · UTC-7
☀️ 07:25 · 🌙 18:24
·
−9 h
Foster City, CA is 9 h behind Barcelona.
When you, Barcelona and Foster City, 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
🇪🇸 Barcelona
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
🇺🇸 Foster City, CA
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 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇸 Barcelona | 🇺🇸 Foster City, CA |
|---|---|---|
| Local time | 11:30 | 02:30 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Central European Summer Time | Pacific Daylight Time |
| UTC offset | UTC+2 | UTC-7 |
| Offset from Barcelona | — | −9 h |
| IANA zone | Europe/Madrid | America/Los Angeles |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 08:11 | 07:25 |
| Sunset | 19:02 | 18:24 |
| Daylight | 10 h 50 min | 10 h 59 min |
| People on this clock | 1,660,122 | 30,567 |
Compare Barcelona with another city
More comparisons with Barcelona: the time zones next to it and the far side of the clock.
Big time differences
Barcelona and Foster City, CA: common questions
How many hours behind Barcelona is Foster City, CA?
The clocks in Foster City are 9 hours behind those in Barcelona (UTC−7 and UTC+2).
What time is it in Foster City, CA, when it is 9:00 AM in Barcelona?
When it is 9:00 AM in Barcelona, it is 12:00 AM in Foster City.
What time is it in Foster City, CA, at the end of the working day in Barcelona?
The working day in Barcelona ends at 6:00 PM; in Foster City it is 9:00 AM at that moment.
When do working hours in Barcelona and in Foster City, CA, overlap?
They don't: there are no shared working hours. The start of the day in Barcelona (9:00 AM) is 12:00 AM in Foster City, and the start of the day in Foster City is 6:00 PM in Barcelona.
When is it still the previous day in Foster City, CA?
Until 9:00 AM in Barcelona it is still the previous day in Foster City. The other way round, from 3:00 PM in Foster City it is already the next day in Barcelona.
Does the time difference between Barcelona and Foster City, CA, change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Foster City will be 8 hours behind Barcelona.
