San Jose to Oak Park, IL: time difference
Oak Park, IL is 1 h ahead of 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 15:14 3:14 PM Oak Park, IL 16:14 4:14 PM You –:–
15:14 3:14 PM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:18
16:14 4:14 PM
Central Daylight Time · UTC-5
☀️ 07:10 · 🌙 18:03
·
+1 h
Oak Park, IL is 1 h ahead of San Jose.
When you, San Jose and Oak Park, IL 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
🇺🇸 Oak Park, IL
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 | 🇨🇷 San Jose | 🇺🇸 Oak Park, IL |
|---|---|---|
| Local time | 15:14 | 16:14 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Central Standard Time | Central Daylight Time |
| UTC offset | UTC-6 | UTC-5 |
| Offset from San Jose | — | +1 h |
| IANA zone | America/Costa Rica | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 05:26 | 07:10 |
| Sunset | 17:18 | 18:03 |
| Daylight | 11 h 52 min | 10 h 54 min |
| People on this clock | 342,188 | 54,583 |
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 Oak Park, IL: common questions
How far ahead of San Jose is Oak Park, IL?
Oak Park is 1 hour ahead of San Jose: UTC−5 against UTC−6.
What time is it in Oak Park, IL, at the start of the working day in San Jose?
The working day in San Jose starts at 9:00 AM; in Oak Park it is 10:00 AM at that moment.
If it is 6:00 PM in San Jose, what time is it in Oak Park, IL?
At 6:00 PM in San Jose, clocks in Oak Park show 7:00 PM.
Is there a time when both San Jose and Oak Park, IL, are at work?
Yes: from 9:00 AM to 5:00 PM in San Jose (10:00 AM to 6:00 PM in Oak Park), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Oak Park, IL, compared with San Jose?
The new day starts in Oak Park earlier: at 11:00 PM in San Jose it is already midnight there. Until 1:00 AM in Oak Park, San Jose is still on the previous day.
Is the time difference between San Jose and Oak Park, IL, the same all year?
No. Only Oak Park switches to summer time, so the gap changes twice a year. From November 1, 2026, Oak Park and San Jose will have the same time.
