Rock Island, IL to Lisbon: time difference
Lisbon is 6 h ahead of Rock Island, IL. Live clocks for both, the working hours they share, and how each one sits against your own time.
+6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Rock Island, IL 17:43 5:43 PM Lisbon 23:43 11:43 PM You –:–
17:43 5:43 PM
Central Daylight Time · UTC-5
☀️ 07:20 · 🌙 18:15
23:43 11:43 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
·
+6 h
Lisbon is 6 h ahead of Rock Island, IL.
When you, Rock Island, IL 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
🇺🇸 Rock Island, IL
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
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Rock Island, IL | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 17:43 | 23:43 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Central Daylight Time | Western European Summer Time |
| UTC offset | UTC-5 | UTC+1 |
| Offset from Rock Island, IL | — | +6 h |
| IANA zone | America/Chicago | Europe/Lisbon |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:20 | 07:51 |
| Sunset | 18:15 | 18:53 |
| Daylight | 10 h 55 min | 11 h 2 min |
| People on this clock | 37,108 | 545,923 |
Compare Rock Island, IL with another city
More comparisons with Rock Island, IL: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rock Island, IL and Lisbon: common questions
What is the time difference between Rock Island, IL, and Lisbon?
Lisbon is 6 hours ahead: it uses UTC+1, while Rock Island is on UTC−5.
What time is it in Lisbon when it is 9:00 AM in Rock Island, IL?
When it is 9:00 AM in Rock Island, it is 3:00 PM in Lisbon.
What time is it in Lisbon when it is 6:00 PM in Rock Island, IL?
When it is 6:00 PM in Rock Island, it is 12:00 AM (the next day) in Lisbon.
When is a good time to call Lisbon from Rock Island, IL?
Between 9:00 AM and 12:00 PM in Rock Island – that is 3:00 PM to 6:00 PM in Lisbon – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Lisbon?
From 6:00 PM in Rock Island, IL, it is already the next day in Lisbon. The other way round, until 6:00 AM in Lisbon it is still the previous day in Rock Island.
Does the time gap between Rock Island, IL, and Lisbon change during the year?
Yes, because the clocks in Rock Island and in Lisbon change on different dates. Next change: from October 25, 2026, Lisbon will be 5 hours ahead of Rock Island.
