San Jose to Saint Charles, IL: time difference
Saint Charles, 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 10:11 10:11 AM Saint Charles, IL 11:11 11:11 AM You –:–
10:11 10:11 AM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:18
11:11 11:11 AM
Central Daylight Time · UTC-5
☀️ 07:12 · 🌙 18:05
·
+1 h
Saint Charles, IL is 1 h ahead of San Jose.
When you, San Jose and Saint Charles, 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
🇺🇸 Saint Charles, 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
- Right now
Time zones side by side
| Detail | 🇨🇷 San Jose | 🇺🇸 Saint Charles, IL |
|---|---|---|
| Local time | 10:11 | 11:11 |
| 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 | 07:12 |
| Sunset | 17:18 | 18:05 |
| Daylight | 11 h 52 min | 10 h 54 min |
| People on this clock | 342,188 | 70,329 |
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 Saint Charles, IL: common questions
What is the time difference between San Jose and Saint Charles, IL?
Saint Charles is 1 hour ahead: it uses UTC−5, while San Jose is on UTC−6.
What time is it in Saint Charles, IL, when it is 9:00 AM in San Jose?
When it is 9:00 AM in San Jose, it is 10:00 AM in Saint Charles.
What time is it in Saint Charles, IL, when it is 6:00 PM in San Jose?
When it is 6:00 PM in San Jose, it is 7:00 PM in Saint Charles.
When is a good time to call Saint Charles, IL, from San Jose?
Between 9:00 AM and 5:00 PM in San Jose – that is 10:00 AM to 6:00 PM in Saint Charles – both places are within working hours (9:00 AM–6:00 PM).
From what time in San Jose is it tomorrow in Saint Charles, IL?
Once it is 11:00 PM in San Jose, the date in Saint Charles has already changed. Until 1:00 AM in Saint Charles, it is still the previous day in San Jose.
Does the time difference between San Jose and Saint Charles, IL, change?
Yes. The clocks change only in Saint Charles. From November 1, 2026, Saint Charles and San Jose will have the same time.
