Windsor, CT to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Windsor, CT. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇧🇷 Rio de Janeiro, Brazil
14
- Brasilia Standard Time
- UTC-3
- Golden hour
☀️ 05:17 · 🌙 18:00 · 12 h 43 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Windsor, CT 16:37 4:37 PM Rio de Janeiro 17:37 5:37 PM You –:–
16:37 4:37 PM
Eastern Daylight Time · UTC-4
☀️ 07:09 · 🌙 18:03
17:37 5:37 PM
Brasilia Standard Time · UTC-3
☀️ 05:17 · 🌙 18:00
·
+1 h
Rio de Janeiro is 1 h ahead of Windsor, CT.
When you, Windsor, 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
🇺🇸 Windsor, 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 | 🇺🇸 Windsor, CT | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 16:37 | 17:37 |
| 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 Windsor, 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 | 07:09 | 05:17 |
| Sunset | 18:03 | 18:00 |
| Daylight | 10 h 54 min | 12 h 43 min |
| People on this clock | 22,522 | 6,211,223 |
Compare Windsor, CT with another city
More comparisons with Windsor, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Windsor, CT and Rio de Janeiro: common questions
How many hours ahead of Windsor, CT, is Rio de Janeiro?
The clocks in Rio de Janeiro are 1 hour ahead of those in Windsor (UTC−3 and UTC−4).
What time is it in Rio de Janeiro at the start of the working day in Windsor, CT?
The working day in Windsor 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 Windsor, CT?
The working day in Windsor ends at 6:00 PM; in Rio de Janeiro it is 7:00 PM at that moment.
Is there a time when both Windsor, CT, and Rio de Janeiro are at work?
Yes: from 9:00 AM to 5:00 PM in Windsor (10:00 AM to 6:00 PM in Rio de Janeiro), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Rio de Janeiro?
From 11:00 PM in Windsor, 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 Windsor.
Does the time gap between Windsor, CT, and Rio de Janeiro change during the year?
Yes – daylight saving time is used in Windsor but not in Rio de Janeiro. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of Windsor.
