Lisbon to Castle Rock, CO: time difference
Castle Rock, CO is 7 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 19:58 7:58 PM Castle Rock, CO 12:58 12:58 PM You –:–
19:58 7:58 PM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
12:58 12:58 PM
Mountain Daylight Time · UTC-6
☀️ 07:05 · 🌙 18:29
·
−7 h
Castle Rock, CO is 7 h behind Lisbon.
When you, Lisbon and Castle Rock, CO 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
🇺🇸 Castle Rock, CO
17 5 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇺🇸 Castle Rock, CO |
|---|---|---|
| Local time | 19:58 | 12:58 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Western European Summer Time | Mountain Daylight Time |
| UTC offset | UTC+1 | UTC-6 |
| Offset from Lisbon | — | −7 h |
| IANA zone | Europe/Lisbon | America/Denver |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:41 | 07:05 |
| Sunset | 19:07 | 18:29 |
| Daylight | 11 h 26 min | 11 h 25 min |
| People on this clock | 545,923 | 73,158 |
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 Castle Rock, CO: common questions
What is the time difference between Lisbon and Castle Rock, CO?
Castle Rock is 7 hours behind: it uses UTC−6, while Lisbon is on UTC+1.
If it is 9:00 AM in Lisbon, what time is it in Castle Rock, CO?
At 9:00 AM in Lisbon, clocks in Castle Rock show 2:00 AM.
If it is 6:00 PM in Lisbon, what time is it in Castle Rock, CO?
At 6:00 PM in Lisbon, clocks in Castle Rock show 11:00 AM.
Is there a time when both Lisbon and Castle Rock, CO, are at work?
Yes: from 4:00 PM to 6:00 PM in Lisbon (9:00 AM to 11:00 AM in Castle Rock), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Castle Rock, CO?
Until 7:00 AM in Lisbon it is still the previous day in Castle Rock. The other way round, from 5:00 PM in Castle Rock it is already the next day in Lisbon.
Does the time gap between Lisbon and Castle Rock, CO, change during the year?
Yes, because the clocks in Lisbon and in Castle Rock change on different dates. Next change: from October 25, 2026, Castle Rock will be 6 hours behind Lisbon.
