Lisbon to the Cook Islands: time difference
The Cook Islands is 11 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 09:16 9:16 AM Cook Islands 22:16 10:16 PM You –:–
09:16 9:16 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
22:16 10:16 PM
Cook Islands Standard Time · UTC-10
☀️ 06:13 · 🌙 18:40
·
−11 h
The Cook Islands is 11 h behind Lisbon.
When you, Lisbon and the Cook Islands 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
🇨🇰 Cook Islands
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 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇨🇰 Cook Islands |
|---|---|---|
| Local time | 09:16 | 22:16 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | Western European Summer Time | Cook Islands Standard Time |
| UTC offset | UTC+1 | UTC-10 |
| Offset from Lisbon | — | −11 h |
| IANA zone | Europe/Lisbon | Pacific/Rarotonga |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:41 | 06:13 |
| Sunset | 19:07 | 18:40 |
| Daylight | 11 h 26 min | 12 h 27 min |
| People on this clock | 545,923 | 14,222 |
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 the Cook Islands: common questions
What is the time difference between Lisbon and the Cook Islands?
The Cook Islands is 11 hours behind: it uses UTC−10, while Lisbon is on UTC+1.
What time is it in the Cook Islands at the start of the working day in Lisbon?
The working day in Lisbon starts at 9:00 AM; in the Cook Islands it is 10:00 PM (the previous day) at that moment.
What time is it in the Cook Islands when it is 6:00 PM in Lisbon?
When it is 6:00 PM in Lisbon, it is 7:00 AM in the Cook Islands.
Is there a time when both Lisbon and the Cook Islands are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Lisbon at 9:00 AM, it is 10:00 PM (the previous day) in the Cook Islands; the day in the Cook Islands starts at 8:00 PM in Lisbon time.
Until what time in Lisbon is it still yesterday in the Cook Islands?
Before 11:00 AM in Lisbon, the date in the Cook Islands has not changed yet. From 1:00 PM in the Cook Islands, it is already the next day in Lisbon.
Does the time difference between Lisbon and the Cook Islands change?
Yes. The clocks change only in Lisbon. From October 25, 2026, the Cook Islands will be 10 hours behind Lisbon.
