Lisbon to Santa Rosa, CA: time difference
Santa Rosa, 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 09:16 9:16 AM Santa Rosa, CA 01:16 1:16 AM You –:–
09:16 9:16 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
01:16 1:16 AM
Pacific Daylight Time · UTC-7
☀️ 07:16 · 🌙 18:41
·
−8 h
Santa Rosa, CA is 8 h behind Lisbon.
When you, Lisbon and Santa Rosa, 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
🇺🇸 Santa Rosa, 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 | 🇺🇸 Santa Rosa, CA |
|---|---|---|
| Local time | 09:16 | 01:16 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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 | 07:41 | 07:16 |
| Sunset | 19:07 | 18:41 |
| Daylight | 11 h 26 min | 11 h 26 min |
| People on this clock | 545,923 | 174,972 |
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 Santa Rosa, CA: common questions
How many hours behind Lisbon is Santa Rosa, CA?
The clocks in Santa Rosa are 8 hours behind those in Lisbon (UTC−7 and UTC+1).
What time is it in Santa Rosa, CA, when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 1:00 AM in Santa Rosa.
If it is 6:00 PM in Lisbon, what time is it in Santa Rosa, CA?
At 6:00 PM in Lisbon, clocks in Santa Rosa show 10:00 AM.
When is a good time to call Santa Rosa, CA, from Lisbon?
Between 5:00 PM and 6:00 PM in Lisbon – that is 9:00 AM to 10:00 AM in Santa Rosa – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Lisbon is it still yesterday in Santa Rosa, CA?
Before 8:00 AM in Lisbon, the date in Santa Rosa has not changed yet. From 4:00 PM in Santa Rosa, it is already the next day in Lisbon.
Does the time gap between Lisbon and Santa Rosa, CA, change during the year?
Yes, because the clocks in Lisbon and in Santa Rosa change on different dates. Next change: from October 25, 2026, Santa Rosa will be 7 hours behind Lisbon.
