Lisbon to Rocky Hill, CT: time difference
Rocky Hill, CT is 5 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 09:04 9:04 AM Rocky Hill, CT 04:04 4:04 AM You –:–
09:04 9:04 AM
Western European Summer Time · UTC+1
☀️ 07:54 · 🌙 18:49
04:04 4:04 AM
Eastern Daylight Time · UTC-4
☀️ 07:12 · 🌙 17:59
·
−5 h
Rocky Hill, CT is 5 h behind Lisbon.
When you, Lisbon and Rocky Hill, CT 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
🇺🇸 Rocky Hill, CT
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 18 6 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇺🇸 Rocky Hill, CT |
|---|---|---|
| Local time | 09:04 | 04:04 |
| Local date | Friday, October 23, 2026 | Friday, October 23, 2026 |
| Time zone | Western European Summer Time | Eastern Daylight Time |
| UTC offset | UTC+1 | UTC-4 |
| Offset from Lisbon | — | −5 h |
| IANA zone | Europe/Lisbon | America/New York |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 07:54 | 07:12 |
| Sunset | 18:49 | 17:59 |
| Daylight | 10 h 55 min | 10 h 46 min |
| People on this clock | 545,923 | 18,806 |
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 Rocky Hill, CT: common questions
How far behind Lisbon is Rocky Hill, CT?
Rocky Hill is 5 hours behind Lisbon: UTC−4 against UTC+1.
What time is it in Rocky Hill, CT, at the start of the working day in Lisbon?
The working day in Lisbon starts at 9:00 AM; in Rocky Hill it is 4:00 AM at that moment.
What time is it in Rocky Hill, CT, at the end of the working day in Lisbon?
The working day in Lisbon ends at 6:00 PM; in Rocky Hill it is 1:00 PM at that moment.
When is a good time to call Rocky Hill, CT, from Lisbon?
Between 2:00 PM and 6:00 PM in Lisbon – that is 9:00 AM to 1:00 PM in Rocky Hill – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rocky Hill, CT, compared with Lisbon?
The new day starts in Rocky Hill later: until 5:00 AM in Lisbon, it is still the previous day there. From 7:00 PM in Rocky Hill, Lisbon is already on the next day.
Does the time gap between Lisbon and Rocky Hill, CT, change during the year?
Yes, because the clocks in Lisbon and in Rocky Hill change on different dates. Next change: from October 25, 2026, Rocky Hill will be 4 hours behind Lisbon.
