Westport, CT to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Westport, CT. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Westport, CT 18:02 6:02 PM Rio de Janeiro 19:02 7:02 PM You –:–
18:02 6:02 PM
Eastern Daylight Time · UTC-4
☀️ 07:11 · 🌙 18:07
19:02 7:02 PM
Brasilia Standard Time · UTC-3
☀️ 05:17 · 🌙 18:00
·
+1 h
Rio de Janeiro is 1 h ahead of Westport, CT.
When you, Westport, CT and Rio de Janeiro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Westport, 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
🇧🇷 Rio de Janeiro
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 0 12 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Westport, CT | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 18:02 | 19:02 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Westport, CT | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:11 | 05:17 |
| Sunset | 18:07 | 18:00 |
| Daylight | 10 h 56 min | 12 h 43 min |
| People on this clock | 26,592 | 6,211,223 |
Compare Westport, CT with another city
More comparisons with Westport, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Westport, CT and Rio de Janeiro: common questions
How many hours ahead of Westport, CT, is Rio de Janeiro?
The clocks in Rio de Janeiro are 1 hour ahead of those in Westport (UTC−3 and UTC−4).
What time is it in Rio de Janeiro when it is 9:00 AM in Westport, CT?
When it is 9:00 AM in Westport, it is 10:00 AM in Rio de Janeiro.
What time is it in Rio de Janeiro at the end of the working day in Westport, CT?
The working day in Westport ends at 6:00 PM; in Rio de Janeiro it is 7:00 PM at that moment.
When do working hours in Westport, CT, and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Westport, which is 10:00 AM to 6:00 PM in Rio de Janeiro.
From what time in Westport, CT, is it tomorrow in Rio de Janeiro?
Once it is 11:00 PM in Westport, the date in Rio de Janeiro has already changed. Until 1:00 AM in Rio de Janeiro, it is still the previous day in Westport.
Does the time gap between Westport, CT, and Rio de Janeiro change during the year?
Yes – daylight saving time is used in Westport but not in Rio de Janeiro. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of Westport.
