Rio de Janeiro to Mansfield, CT: time difference
Mansfield, 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 04:11 4:11 AM Mansfield, CT 03:11 3:11 AM You –:–
04:11 4:11 AM
Brasilia Standard Time · UTC-3
☀️ 05:15 · 🌙 18:01
03:11 3:11 AM
Eastern Daylight Time · UTC-4
☀️ 07:11 · 🌙 17:57
·
−1 h
Mansfield, CT is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Mansfield, 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
🇺🇸 Mansfield, 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 | 🇺🇸 Mansfield, CT |
|---|---|---|
| Local time | 04:11 | 03:11 |
| Local date | Friday, October 23, 2026 | Friday, October 23, 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 | 05:15 | 07:11 |
| Sunset | 18:01 | 17:57 |
| Daylight | 12 h 46 min | 10 h 46 min |
| People on this clock | 6,211,223 | 26,439 |
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 Mansfield, CT: common questions
How many hours behind Rio de Janeiro is Mansfield, CT?
The clocks in Mansfield are 1 hour behind those in Rio de Janeiro (UTC−4 and UTC−3).
What time is it in Mansfield, 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 Mansfield it is 8:00 AM at that moment.
If it is 6:00 PM in Rio de Janeiro, what time is it in Mansfield, CT?
At 6:00 PM in Rio de Janeiro, clocks in Mansfield show 5:00 PM.
When do working hours in Rio de Janeiro and in Mansfield, 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 Mansfield.
When does the date change in Mansfield, CT, compared with Rio de Janeiro?
The new day starts in Mansfield later: until 1:00 AM in Rio de Janeiro, it is still the previous day there. From 11:00 PM in Mansfield, Rio de Janeiro is already on the next day.
Does the time gap between Rio de Janeiro and Mansfield, CT, change during the year?
Yes – daylight saving time is used in Mansfield but not in Rio de Janeiro. From November 1, 2026, Mansfield will be 2 hours behind Rio de Janeiro.
