New Britain, CT to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of New Britain, CT. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇧🇷 Rio de Janeiro, Brazil
21
- Brasilia Standard Time
- UTC-3
- Golden hour
☀️ 05:15 · 🌙 18:01 · 12 h 46 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
New Britain, CT 04:32 4:32 AM Rio de Janeiro 05:32 5:32 AM You –:–
04:32 4:32 AM
Eastern Daylight Time · UTC-4
☀️ 07:13 · 🌙 17:59
05:32 5:32 AM
Brasilia Standard Time · UTC-3
☀️ 05:15 · 🌙 18:01
·
+1 h
Rio de Janeiro is 1 h ahead of New Britain, CT.
When you, New Britain, 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
🇺🇸 New Britain, 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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 New Britain, CT | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 04:32 | 05:32 |
| Local date | Friday, October 23, 2026 | Friday, October 23, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from New Britain, 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 | 07:13 | 05:15 |
| Sunset | 17:59 | 18:01 |
| Daylight | 10 h 46 min | 12 h 46 min |
| People on this clock | 73,206 | 6,211,223 |
Compare New Britain, CT with another city
More comparisons with New Britain, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
New Britain, CT and Rio de Janeiro: common questions
How many hours ahead of New Britain, CT, is Rio de Janeiro?
The clocks in Rio de Janeiro are 1 hour ahead of those in New Britain (UTC−3 and UTC−4).
What time is it in Rio de Janeiro at the start of the working day in New Britain, CT?
The working day in New Britain starts at 9:00 AM; in Rio de Janeiro it is 10:00 AM at that moment.
What time is it in Rio de Janeiro when it is 6:00 PM in New Britain, CT?
When it is 6:00 PM in New Britain, it is 7:00 PM in Rio de Janeiro.
When is a good time to call Rio de Janeiro from New Britain, CT?
Between 9:00 AM and 5:00 PM in New Britain – that is 10:00 AM to 6:00 PM in Rio de Janeiro – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Rio de Janeiro?
From 11:00 PM in New Britain, CT, it is already the next day in Rio de Janeiro. The other way round, until 1:00 AM in Rio de Janeiro it is still the previous day in New Britain.
Does the time gap between New Britain, CT, and Rio de Janeiro change during the year?
Yes – daylight saving time is used in New Britain but not in Rio de Janeiro. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of New Britain.
