Lisbon to Rock Island, IL: time difference
Rock Island, 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 23:43 11:43 PM Rock Island, IL 17:43 5:43 PM You –:–
23:43 11:43 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
17:43 5:43 PM
Central Daylight Time · UTC-5
☀️ 07:20 · 🌙 18:15
·
−6 h
Rock Island, IL is 6 h behind Lisbon.
When you, Lisbon and Rock Island, 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
🇺🇸 Rock Island, 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 | 🇺🇸 Rock Island, IL |
|---|---|---|
| Local time | 23:43 | 17:43 |
| 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 | 07:20 |
| Sunset | 18:53 | 18:15 |
| Daylight | 11 h 2 min | 10 h 55 min |
| People on this clock | 545,923 | 37,108 |
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 Rock Island, IL: common questions
How many hours behind Lisbon is Rock Island, IL?
The clocks in Rock Island are 6 hours behind those in Lisbon (UTC−5 and UTC+1).
What time is it in Rock Island, IL, when it is 9:00 AM in Lisbon?
When it is 9:00 AM in Lisbon, it is 3:00 AM in Rock Island.
If it is 6:00 PM in Lisbon, what time is it in Rock Island, IL?
At 6:00 PM in Lisbon, clocks in Rock Island show 12:00 PM.
When is a good time to call Rock Island, IL, from Lisbon?
Between 3:00 PM and 6:00 PM in Lisbon – that is 9:00 AM to 12:00 PM in Rock Island – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rock Island, IL, compared with Lisbon?
The new day starts in Rock Island later: until 6:00 AM in Lisbon, it is still the previous day there. From 6:00 PM in Rock Island, Lisbon is already on the next day.
Does the time gap between Lisbon and Rock Island, IL, change during the year?
Yes, because the clocks in Lisbon and in Rock Island change on different dates. Next change: from October 25, 2026, Rock Island will be 5 hours behind Lisbon.
