Ada, OK to San Jose: time difference
San Jose is 1 h behind Ada, OK. 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.
Ada, OK 20:18 8:18 PM San Jose 19:18 7:18 PM You –:–
20:18 8:18 PM
Central Daylight Time · UTC-5
☀️ 07:28 · 🌙 19:01
19:18 7:18 PM
Central Standard Time · UTC-6
☀️ 05:25 · 🌙 17:23
·
−1 h
San Jose is 1 h behind Ada, OK.
When you, Ada, OK 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
🇺🇸 Ada, OK
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
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 | 🇺🇸 Ada, OK | 🇨🇷 San Jose |
|---|---|---|
| Local time | 20:18 | 19:18 |
| Local date | Friday, October 9, 2026 | Friday, October 9, 2026 |
| Time zone | Central Daylight Time | Central Standard Time |
| UTC offset | UTC-5 | UTC-6 |
| Offset from Ada, OK | — | −1 h |
| IANA zone | America/Chicago | America/Costa Rica |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:28 | 05:25 |
| Sunset | 19:01 | 17:23 |
| Daylight | 11 h 33 min | 11 h 58 min |
| People on this clock | 17,000 | 342,188 |
Compare Ada, OK with another city
More comparisons with Ada, OK: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Ada, OK and San Jose: common questions
How many hours behind Ada, OK, is San Jose?
The clocks in San Jose are 1 hour behind those in Ada (UTC−6 and UTC−5).
What time is it in San Jose when it is 9:00 AM in Ada, OK?
When it is 9:00 AM in Ada, it is 8:00 AM in San Jose.
What time is it in San Jose when it is 6:00 PM in Ada, OK?
When it is 6:00 PM in Ada, it is 5:00 PM in San Jose.
When is a good time to call San Jose from Ada, OK?
Between 10:00 AM and 6:00 PM in Ada – that is 9:00 AM to 5:00 PM in San Jose – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Ada, OK, is it still yesterday in San Jose?
Before 1:00 AM in Ada, the date in San Jose has not changed yet. From 11:00 PM in San Jose, it is already the next day in Ada.
Does the time difference between Ada, OK, and San Jose change?
Yes. The clocks change only in Ada. From November 1, 2026, San Jose and Ada will have the same time.
