Lisbon to Stillwater, OK: time difference
Stillwater, OK 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 16:32 4:32 PM Stillwater, OK 10:32 10:32 AM You –:–
16:32 4:32 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
10:32 10:32 AM
Central Daylight Time · UTC-5
☀️ 07:40 · 🌙 18:47
·
−6 h
Stillwater, OK is 6 h behind Lisbon.
When you, Lisbon and Stillwater, OK 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
🇺🇸 Stillwater, OK
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 | 🇺🇸 Stillwater, OK |
|---|---|---|
| Local time | 16:32 | 10:32 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 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 | 07:51 | 07:40 |
| Sunset | 18:53 | 18:47 |
| Daylight | 11 h 2 min | 11 h 7 min |
| People on this clock | 545,923 | 44,818 |
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 Stillwater, OK: common questions
How far behind Lisbon is Stillwater, OK?
Stillwater is 6 hours behind Lisbon: UTC−5 against UTC+1.
What time is it in Stillwater, OK, when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 3:00 AM in Stillwater.
What time is it in Stillwater, OK, at the end of the working day in Lisbon?
The working day in Lisbon ends at 6:00 PM; in Stillwater it is 12:00 PM at that moment.
When do working hours in Lisbon and in Stillwater, OK, 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 Stillwater.
When is it still the previous day in Stillwater, OK?
Until 6:00 AM in Lisbon it is still the previous day in Stillwater. The other way round, from 6:00 PM in Stillwater it is already the next day in Lisbon.
Is the time difference between Lisbon and Stillwater, OK, 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, Stillwater will be 5 hours behind Lisbon.
