Ridgefield, CT to Lisbon: time difference
Lisbon is 5 h ahead of Ridgefield, CT. Live clocks for both, the working hours they share, and how each one sits against your own time.
+5 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Ridgefield, CT 10:15 10:15 AM Lisbon 15:15 3:15 PM You –:–
10:15 10:15 AM
Eastern Daylight Time · UTC-4
☀️ 07:12 · 🌙 18:07
15:15 3:15 PM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:53
·
+5 h
Lisbon is 5 h ahead of Ridgefield, CT.
When you, Ridgefield, CT 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
🇺🇸 Ridgefield, CT
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
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 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Ridgefield, CT | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 10:15 | 15:15 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Daylight Time | Western European Summer Time |
| UTC offset | UTC-4 | UTC+1 |
| Offset from Ridgefield, CT | — | +5 h |
| IANA zone | America/New York | Europe/Lisbon |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:12 | 07:51 |
| Sunset | 18:07 | 18:53 |
| Daylight | 10 h 55 min | 11 h 2 min |
| People on this clock | 25,000 | 545,923 |
Compare Ridgefield, CT with another city
More comparisons with Ridgefield, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Ridgefield, CT and Lisbon: common questions
How many hours ahead of Ridgefield, CT, is Lisbon?
The clocks in Lisbon are 5 hours ahead of those in Ridgefield (UTC+1 and UTC−4).
What time is it in Lisbon when it is 9:00 AM in Ridgefield, CT?
When it is 9:00 AM in Ridgefield, it is 2:00 PM in Lisbon.
What time is it in Lisbon when it is 6:00 PM in Ridgefield, CT?
When it is 6:00 PM in Ridgefield, it is 11:00 PM in Lisbon.
When is a good time to call Lisbon from Ridgefield, CT?
Between 9:00 AM and 1:00 PM in Ridgefield – that is 2:00 PM to 6:00 PM in Lisbon – both places are within working hours (9:00 AM–6:00 PM).
From what time in Ridgefield, CT, is it tomorrow in Lisbon?
Once it is 7:00 PM in Ridgefield, the date in Lisbon has already changed. Until 5:00 AM in Lisbon, it is still the previous day in Ridgefield.
Does the time difference between Ridgefield, CT, and Lisbon change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Lisbon will be 4 hours ahead of Ridgefield.
