Thornton, CO to Lisbon: time difference
Lisbon is 7 h ahead of Thornton, CO. Live clocks for both, the working hours they share, and how each one sits against your own time.
+7 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Thornton, CO 08:00 8:00 AM Lisbon 15:00 3:00 PM You –:–
08:00 8:00 AM
Mountain Daylight Time · UTC-6
☀️ 07:14 · 🌙 18:17
15:00 3:00 PM
Western European Summer Time · UTC+1
☀️ 07:49 · 🌙 18:56
·
+7 h
Lisbon is 7 h ahead of Thornton, CO.
When you, Thornton, CO and Lisbon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Thornton, CO
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
🇵🇹 Lisbon
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 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Thornton, CO | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 08:00 | 15:00 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Mountain Daylight Time | Western European Summer Time |
| UTC offset | UTC-6 | UTC+1 |
| Offset from Thornton, CO | — | +7 h |
| IANA zone | America/Denver | Europe/Lisbon |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:14 | 07:49 |
| Sunset | 18:17 | 18:56 |
| Daylight | 11 h 3 min | 11 h 7 min |
| People on this clock | 139,478 | 545,923 |
Compare Thornton, CO with another city
More comparisons with Thornton, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Thornton, CO and Lisbon: common questions
What is the time difference between Thornton, CO, and Lisbon?
Lisbon is 7 hours ahead: it uses UTC+1, while Thornton is on UTC−6.
What time is it in Lisbon at the start of the working day in Thornton, CO?
The working day in Thornton starts at 9:00 AM; in Lisbon it is 4:00 PM at that moment.
If it is 6:00 PM in Thornton, CO, what time is it in Lisbon?
At 6:00 PM in Thornton, clocks in Lisbon show 1:00 AM (the next day).
When do working hours in Thornton, CO, and in Lisbon overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 11:00 AM in Thornton, which is 4:00 PM to 6:00 PM in Lisbon.
When does the date change in Lisbon compared with Thornton, CO?
The new day starts in Lisbon earlier: at 5:00 PM in Thornton it is already midnight there. Until 7:00 AM in Lisbon, Thornton is still on the previous day.
Does the time difference between Thornton, CO, and Lisbon change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Lisbon will be 6 hours ahead of Thornton.
