San Ramon to Lisbon: time difference
Lisbon is 7 h ahead of San Ramon. Live clocks for both, the working hours they share, and how each one sits against your own time.
+7 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Ramon 19:56 7:56 PM Lisbon 02:56 2:56 AM You –:–
19:56 7:56 PM
Central Standard Time · UTC-6
☀️ 05:27 · 🌙 17:25
02:56 2:56 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
·
+7 h
Lisbon is 7 h ahead of San Ramon.
When you, San Ramon 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
🇨🇷 San Ramon
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
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇷 San Ramon | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 19:56 | 02:56 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Standard Time | Western European Summer Time |
| UTC offset | UTC-6 | UTC+1 |
| Offset from San Ramon | — | +7 h |
| IANA zone | America/Costa Rica | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 05:27 | 07:41 |
| Sunset | 17:25 | 19:07 |
| Daylight | 11 h 58 min | 11 h 26 min |
| People on this clock | 10,000 | 545,923 |
Compare San Ramon with another city
More comparisons with San Ramon: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Ramon and Lisbon: common questions
How far ahead of San Ramon is Lisbon?
Lisbon is 7 hours ahead of San Ramon: UTC+1 against UTC−6.
What time is it in Lisbon when it is 9:00 AM in San Ramon?
When it is 9:00 AM in San Ramon, it is 4:00 PM in Lisbon.
What time is it in Lisbon at the end of the working day in San Ramon?
The working day in San Ramon ends at 6:00 PM; in Lisbon it is 1:00 AM (the next day) at that moment.
Is there a time when both San Ramon and Lisbon are at work?
Yes: from 9:00 AM to 11:00 AM in San Ramon (4:00 PM to 6:00 PM in Lisbon), the working days (9:00 AM–6:00 PM) overlap.
From what time in San Ramon is it tomorrow in Lisbon?
Once it is 5:00 PM in San Ramon, the date in Lisbon has already changed. Until 7:00 AM in Lisbon, it is still the previous day in San Ramon.
Is the time difference between San Ramon and Lisbon the same all year?
No. Only Lisbon switches to summer time, so the gap changes twice a year. From October 25, 2026, Lisbon will be 6 hours ahead of San Ramon.
