Foster City, CA to San Jose: time difference
San Jose is 1 h ahead of Foster City, CA. 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.
Foster City, CA 00:35 12:35 AM San Jose 01:35 1:35 AM You –:–
00:35 12:35 AM
Pacific Daylight Time · UTC-7
☀️ 07:24 · 🌙 18:25
01:35 1:35 AM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:17
·
+1 h
San Jose is 1 h ahead of Foster City, CA.
When you, Foster City, CA and San Jose are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Foster City, 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
🇨🇷 San Jose
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
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Time zones side by side
| Detail | 🇺🇸 Foster City, CA | 🇨🇷 San Jose |
|---|---|---|
| Local time | 00:35 | 01:35 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Pacific Daylight Time | Central Standard Time |
| UTC offset | UTC-7 | UTC-6 |
| Offset from Foster City, CA | — | +1 h |
| IANA zone | America/Los Angeles | America/Costa Rica |
| Daylight saving | On summer time → UTC-8, Nov 1, 01:00 | Not observed |
| Sunrise | 07:24 | 05:26 |
| Sunset | 18:25 | 17:17 |
| Daylight | 11 h 1 min | 11 h 51 min |
| People on this clock | 30,567 | 342,188 |
Compare Foster City, CA with another city
More comparisons with Foster City, CA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Foster City, CA and San Jose: common questions
How far ahead of Foster City, CA, is San Jose?
San Jose is 1 hour ahead of Foster City: UTC−6 against UTC−7.
What time is it in San Jose at the start of the working day in Foster City, CA?
The working day in Foster City starts at 9:00 AM; in San Jose it is 10:00 AM at that moment.
What time is it in San Jose at the end of the working day in Foster City, CA?
The working day in Foster City ends at 6:00 PM; in San Jose it is 7:00 PM at that moment.
When is a good time to call San Jose from Foster City, CA?
Between 9:00 AM and 5:00 PM in Foster City – that is 10:00 AM to 6:00 PM in San Jose – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in San Jose compared with Foster City, CA?
The new day starts in San Jose earlier: at 11:00 PM in Foster City it is already midnight there. Until 1:00 AM in San Jose, Foster City is still on the previous day.
Does the time gap between Foster City, CA, and San Jose change during the year?
Yes – daylight saving time is used in Foster City but not in San Jose. From November 1, 2026, San Jose will be 2 hours ahead of Foster City.
