Rio de Janeiro to New Haven, CT: time difference
New Haven, CT is 1 h behind Rio de Janeiro. 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.
Rio de Janeiro 07:46 7:46 AM New Haven, CT 06:46 6:46 AM You –:–
07:46 7:46 AM
Brasilia Standard Time · UTC-3
☀️ 05:18 · 🌙 17:59
06:46 6:46 AM
Eastern Daylight Time · UTC-4
☀️ 07:08 · 🌙 18:06
·
−1 h
New Haven, CT is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and New Haven, 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
🇧🇷 Rio de Janeiro
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
🇺🇸 New Haven, CT
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 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇺🇸 New Haven, CT |
|---|---|---|
| Local time | 07:46 | 06:46 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Brasilia Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Rio de Janeiro | — | −1 h |
| IANA zone | America/Sao Paulo | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:18 | 07:08 |
| Sunset | 17:59 | 18:06 |
| Daylight | 12 h 41 min | 10 h 58 min |
| People on this clock | 6,211,223 | 124,001 |
Compare Rio de Janeiro with another city
More comparisons with Rio de Janeiro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio de Janeiro and New Haven, CT: common questions
How many hours behind Rio de Janeiro is New Haven, CT?
The clocks in New Haven are 1 hour behind those in Rio de Janeiro (UTC−4 and UTC−3).
What time is it in New Haven, CT, at the start of the working day in Rio de Janeiro?
The working day in Rio de Janeiro starts at 9:00 AM; in New Haven it is 8:00 AM at that moment.
What time is it in New Haven, CT, when it is 6:00 PM in Rio de Janeiro?
When it is 6:00 PM in Rio de Janeiro, it is 5:00 PM in New Haven.
When do working hours in Rio de Janeiro and in New Haven, CT, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Rio de Janeiro, which is 9:00 AM to 5:00 PM in New Haven.
Until what time in Rio de Janeiro is it still yesterday in New Haven, CT?
Before 1:00 AM in Rio de Janeiro, the date in New Haven has not changed yet. From 11:00 PM in New Haven, it is already the next day in Rio de Janeiro.
Does the time difference between Rio de Janeiro and New Haven, CT, change?
Yes. The clocks change only in New Haven. From November 1, 2026, New Haven will be 2 hours behind Rio de Janeiro.
