San Jose to Pomona, CA: time difference
Pomona, CA is 1 h behind San Jose. 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.
San Jose 16:51 4:51 PM Pomona, CA 15:51 3:51 PM You –:–
16:51 4:51 PM
Central Standard Time · UTC-6
☀️ 05:25 · 🌙 17:19
15:51 3:51 PM
Pacific Daylight Time · UTC-7
☀️ 06:58 · 🌙 18:16
·
−1 h
Pomona, CA is 1 h behind San Jose.
When you, San Jose and Pomona, 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
🇨🇷 San Jose
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
🇺🇸 Pomona, CA
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 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇷 San Jose | 🇺🇸 Pomona, CA |
|---|---|---|
| Local time | 16:51 | 15:51 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central Standard Time | Pacific Daylight Time |
| UTC offset | UTC-6 | UTC-7 |
| Offset from San Jose | — | −1 h |
| IANA zone | America/Costa Rica | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 05:25 | 06:58 |
| Sunset | 17:19 | 18:16 |
| Daylight | 11 h 54 min | 11 h 17 min |
| People on this clock | 342,188 | 154,271 |
Compare San Jose with another city
More comparisons with San Jose: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Jose and Pomona, CA: common questions
How many hours behind San Jose is Pomona, CA?
The clocks in Pomona are 1 hour behind those in San Jose (UTC−7 and UTC−6).
If it is 9:00 AM in San Jose, what time is it in Pomona, CA?
At 9:00 AM in San Jose, clocks in Pomona show 8:00 AM.
What time is it in Pomona, CA, when it is 6:00 PM in San Jose?
When it is 6:00 PM in San Jose, it is 5:00 PM in Pomona.
When is a good time to call Pomona, CA, from San Jose?
Between 10:00 AM and 6:00 PM in San Jose – that is 9:00 AM to 5:00 PM in Pomona – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Pomona, CA, compared with San Jose?
The new day starts in Pomona later: until 1:00 AM in San Jose, it is still the previous day there. From 11:00 PM in Pomona, San Jose is already on the next day.
Is the time difference between San Jose and Pomona, CA, the same all year?
No. Only Pomona switches to summer time, so the gap changes twice a year. From November 1, 2026, Pomona will be 2 hours behind San Jose.
