Barcelona to Petaluma, CA: time difference
Petaluma, 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 02:23 2:23 AM Petaluma, CA 17:23 5:23 PM You –:–
02:23 2:23 AM
Central European Summer Time · UTC+2
☀️ 08:00 · 🌙 19:17
17:23 5:23 PM
Pacific Daylight Time · UTC-7
☀️ 07:16 · 🌙 18:40
·
−9 h
Petaluma, CA is 9 h behind Barcelona.
When you, Barcelona and Petaluma, 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
🇺🇸 Petaluma, 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 | 🇺🇸 Petaluma, CA |
|---|---|---|
| Local time | 02:23 | 17:23 |
| Local date | Monday, October 12, 2026 | Sunday, October 11, 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 | 08:00 | 07:16 |
| Sunset | 19:17 | 18:40 |
| Daylight | 11 h 17 min | 11 h 24 min |
| People on this clock | 1,660,122 | 60,438 |
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 Petaluma, CA: common questions
How many hours behind Barcelona is Petaluma, CA?
The clocks in Petaluma are 9 hours behind those in Barcelona (UTC−7 and UTC+2).
What time is it in Petaluma, CA, at the start of the working day in Barcelona?
The working day in Barcelona starts at 9:00 AM; in Petaluma it is 12:00 AM at that moment.
If it is 6:00 PM in Barcelona, what time is it in Petaluma, CA?
At 6:00 PM in Barcelona, clocks in Petaluma show 9:00 AM.
Is there a time when both Barcelona and Petaluma, CA, are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Barcelona at 9:00 AM, it is 12:00 AM in Petaluma; the day in Petaluma starts at 6:00 PM in Barcelona time.
When does the date change in Petaluma, CA, compared with Barcelona?
The new day starts in Petaluma later: until 9:00 AM in Barcelona, it is still the previous day there. From 3:00 PM in Petaluma, Barcelona is already on the next day.
Does the time gap between Barcelona and Petaluma, CA, change during the year?
Yes, because the clocks in Barcelona and in Petaluma change on different dates. Next change: from October 25, 2026, Petaluma will be 8 hours behind Barcelona.
