New Haven, CT to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of New Haven, 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.
New Haven, CT 03:16 3:16 AM Rio de Janeiro 04:16 4:16 AM You –:–
03:16 3:16 AM
Eastern Daylight Time · UTC-4
☀️ 07:08 · 🌙 18:06
04:16 4:16 AM
Brasilia Standard Time · UTC-3
☀️ 05:18 · 🌙 17:59
·
+1 h
Rio de Janeiro is 1 h ahead of New Haven, CT.
When you, New Haven, 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 Haven, 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 Haven, CT | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 03:16 | 04:16 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from New Haven, 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 | 07:08 | 05:18 |
| Sunset | 18:06 | 17:59 |
| Daylight | 10 h 58 min | 12 h 41 min |
| People on this clock | 124,001 | 6,211,223 |
Compare New Haven, CT with another city
More comparisons with New Haven, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
New Haven, CT and Rio de Janeiro: common questions
How far ahead of New Haven, CT, is Rio de Janeiro?
Rio de Janeiro is 1 hour ahead of New Haven: UTC−3 against UTC−4.
What time is it in Rio de Janeiro at the start of the working day in New Haven, CT?
The working day in New Haven 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 at the end of the working day in New Haven, CT?
The working day in New Haven ends at 6:00 PM; in Rio de Janeiro it is 7:00 PM at that moment.
Is there a time when both New Haven, CT, and Rio de Janeiro are at work?
Yes: from 9:00 AM to 5:00 PM in New Haven (10:00 AM to 6:00 PM in Rio de Janeiro), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Rio de Janeiro compared with New Haven, CT?
The new day starts in Rio de Janeiro earlier: at 11:00 PM in New Haven it is already midnight there. Until 1:00 AM in Rio de Janeiro, New Haven is still on the previous day.
Does the time gap between New Haven, CT, and Rio de Janeiro change during the year?
Yes – daylight saving time is used in New Haven but not in Rio de Janeiro. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of New Haven.
