San Jose to Rockford, IL: time difference
Rockford, 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 21:54 9:54 PM Rockford, IL 22:54 10:54 PM You –:–
21:54 9:54 PM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:17
22:54 10:54 PM
Central Daylight Time · UTC-5
☀️ 07:17 · 🌙 18:07
·
+1 h
Rockford, IL is 1 h ahead of San Jose.
When you, San Jose and Rockford, 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
🇺🇸 Rockford, 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 | 🇺🇸 Rockford, IL |
|---|---|---|
| Local time | 21:54 | 22:54 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 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 | 07:17 |
| Sunset | 17:17 | 18:07 |
| Daylight | 11 h 52 min | 10 h 50 min |
| People on this clock | 342,188 | 148,655 |
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 Rockford, IL: common questions
What is the time difference between San Jose and Rockford, IL?
Rockford is 1 hour ahead: it uses UTC−5, while San Jose is on UTC−6.
What time is it in Rockford, IL, at the start of the working day in San Jose?
The working day in San Jose starts at 9:00 AM; in Rockford it is 10:00 AM at that moment.
If it is 6:00 PM in San Jose, what time is it in Rockford, IL?
At 6:00 PM in San Jose, clocks in Rockford show 7:00 PM.
Is there a time when both San Jose and Rockford, IL, are at work?
Yes: from 9:00 AM to 5:00 PM in San Jose (10:00 AM to 6:00 PM in Rockford), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Rockford, IL, compared with San Jose?
The new day starts in Rockford earlier: at 11:00 PM in San Jose it is already midnight there. Until 1:00 AM in Rockford, San Jose is still on the previous day.
Does the time difference between San Jose and Rockford, IL, change?
Yes. The clocks change only in Rockford. From November 1, 2026, Rockford and San Jose will have the same time.
