Lisbon to Crystal Lake, IL: time difference
Crystal Lake, IL is 6 h behind Lisbon. 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.
Lisbon 04:51 4:51 AM Crystal Lake, IL 22:51 10:51 PM You –:–
04:51 4:51 AM
Western European Summer Time · UTC+1
☀️ 07:53 · 🌙 18:50
22:51 10:51 PM
Central Daylight Time · UTC-5
☀️ 07:14 · 🌙 18:04
·
−6 h
Crystal Lake, IL is 6 h behind Lisbon.
When you, Lisbon 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
🇵🇹 Lisbon
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
18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇺🇸 Crystal Lake, IL |
|---|---|---|
| Local time | 04:51 | 22:51 |
| Local date | Thursday, October 22, 2026 | Wednesday, October 21, 2026 |
| Time zone | Western European Summer Time | Central Daylight Time |
| UTC offset | UTC+1 | UTC-5 |
| Offset from Lisbon | — | −6 h |
| IANA zone | Europe/Lisbon | America/Chicago |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 07:53 | 07:14 |
| Sunset | 18:50 | 18:04 |
| Daylight | 10 h 57 min | 10 h 50 min |
| People on this clock | 545,923 | 40,269 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Crystal Lake, IL: common questions
How many hours behind Lisbon is Crystal Lake, IL?
The clocks in Crystal Lake are 6 hours behind those in Lisbon (UTC−5 and UTC+1).
If it is 9:00 AM in Lisbon, what time is it in Crystal Lake, IL?
At 9:00 AM in Lisbon, clocks in Crystal Lake show 3:00 AM.
If it is 6:00 PM in Lisbon, what time is it in Crystal Lake, IL?
At 6:00 PM in Lisbon, clocks in Crystal Lake show 12:00 PM.
When do working hours in Lisbon and in Crystal Lake, IL, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 3:00 PM to 6:00 PM in Lisbon, which is 9:00 AM to 12:00 PM in Crystal Lake.
When is it still the previous day in Crystal Lake, IL?
Until 6:00 AM in Lisbon it is still the previous day in Crystal Lake. The other way round, from 6:00 PM in Crystal Lake it is already the next day in Lisbon.
Is the time difference between Lisbon and Crystal Lake, IL, the same all year?
No. Both places use summer time, but they switch on different dates, so for a while the gap changes. From October 25, 2026, Crystal Lake will be 5 hours behind Lisbon.
