San Jose to Crystal Lake, IL: time difference
Crystal Lake, 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 22:41 10:41 PM Crystal Lake, IL 23:41 11:41 PM You –:–
22:41 10:41 PM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:17
23:41 11:41 PM
Central Daylight Time · UTC-5
☀️ 07:14 · 🌙 18:04
·
+1 h
Crystal Lake, IL is 1 h ahead of San Jose.
When you, San Jose and Crystal Lake, 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
🇺🇸 Crystal Lake, 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
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- Early
- Working hours
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Time zones side by side
| Detail | 🇨🇷 San Jose | 🇺🇸 Crystal Lake, IL |
|---|---|---|
| Local time | 22:41 | 23:41 |
| 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 | 07:14 |
| Sunset | 17:17 | 18:04 |
| Daylight | 11 h 52 min | 10 h 50 min |
| People on this clock | 342,188 | 40,269 |
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 Crystal Lake, IL: common questions
How many hours ahead of San Jose is Crystal Lake, IL?
The clocks in Crystal Lake are 1 hour ahead of those in San Jose (UTC−5 and UTC−6).
What time is it in Crystal Lake, IL, at the start of the working day in San Jose?
The working day in San Jose starts at 9:00 AM; in Crystal Lake it is 10:00 AM at that moment.
What time is it in Crystal Lake, IL, at the end of the working day in San Jose?
The working day in San Jose ends at 6:00 PM; in Crystal Lake it is 7:00 PM at that moment.
When do working hours in San Jose and in Crystal Lake, IL, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in San Jose, which is 10:00 AM to 6:00 PM in Crystal Lake.
When is it already the next day in Crystal Lake, IL?
From 11:00 PM in San Jose it is already the next day in Crystal Lake. The other way round, until 1:00 AM in Crystal Lake it is still the previous day in San Jose.
Does the time gap between San Jose and Crystal Lake, IL, change during the year?
Yes – daylight saving time is used in Crystal Lake but not in San Jose. From November 1, 2026, Crystal Lake and San Jose will have the same time.
