West Hartford, CT to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of West Hartford, 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.
West Hartford, CT 14:17 2:17 PM Rio de Janeiro 15:17 3:17 PM You –:–
14:17 2:17 PM
Eastern Daylight Time · UTC-4
☀️ 07:00 · 🌙 18:16
15:17 3:17 PM
Brasilia Standard Time · UTC-3
☀️ 05:24 · 🌙 17:56
·
+1 h
Rio de Janeiro is 1 h ahead of West Hartford, CT.
When you, West Hartford, 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
🇺🇸 West Hartford, 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
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Time zones side by side
| Detail | 🇺🇸 West Hartford, CT | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 14:17 | 15:17 |
| Local date | Monday, October 12, 2026 | Monday, October 12, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from West Hartford, 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 | 07:00 | 05:24 |
| Sunset | 18:16 | 17:56 |
| Daylight | 11 h 16 min | 12 h 32 min |
| People on this clock | 64,083 | 6,211,223 |
Compare West Hartford, CT with another city
More comparisons with West Hartford, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
West Hartford, CT and Rio de Janeiro: common questions
What is the time difference between West Hartford, CT, and Rio de Janeiro?
Rio de Janeiro is 1 hour ahead: it uses UTC−3, while West Hartford is on UTC−4.
If it is 9:00 AM in West Hartford, CT, what time is it in Rio de Janeiro?
At 9:00 AM in West Hartford, clocks in Rio de Janeiro show 10:00 AM.
What time is it in Rio de Janeiro when it is 6:00 PM in West Hartford, CT?
When it is 6:00 PM in West Hartford, it is 7:00 PM in Rio de Janeiro.
Is there a time when both West Hartford, CT, and Rio de Janeiro are at work?
Yes: from 9:00 AM to 5:00 PM in West Hartford (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 West Hartford, CT?
The new day starts in Rio de Janeiro earlier: at 11:00 PM in West Hartford it is already midnight there. Until 1:00 AM in Rio de Janeiro, West Hartford is still on the previous day.
Does the time difference between West Hartford, CT, and Rio de Janeiro change?
Yes. The clocks change only in West Hartford. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of West Hartford.
