Athens, TN to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Athens, TN. 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.
Athens, TN 05:30 5:30 AM Rio de Janeiro 06:30 6:30 AM You –:–
05:30 5:30 AM
Eastern Daylight Time · UTC-4
☀️ 07:51 · 🌙 18:56
06:30 6:30 AM
Brasilia Standard Time · UTC-3
☀️ 05:15 · 🌙 18:01
·
+1 h
Rio de Janeiro is 1 h ahead of Athens, TN.
When you, Athens, TN 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
🇺🇸 Athens, TN
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
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Time zones side by side
| Detail | 🇺🇸 Athens, TN | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 05:30 | 06:30 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Athens, TN | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:51 | 05:15 |
| Sunset | 18:56 | 18:01 |
| Daylight | 11 h 4 min | 12 h 45 min |
| People on this clock | 115,452 | 6,211,223 |
Compare Athens, TN with another city
More comparisons with Athens, TN: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Athens, TN and Rio de Janeiro: common questions
How far ahead of Athens, TN, is Rio de Janeiro?
Rio de Janeiro is 1 hour ahead of Athens: UTC−3 against UTC−4.
What time is it in Rio de Janeiro at the start of the working day in Athens, TN?
The working day in Athens starts at 9:00 AM; in Rio de Janeiro it is 10:00 AM at that moment.
If it is 6:00 PM in Athens, TN, what time is it in Rio de Janeiro?
At 6:00 PM in Athens, clocks in Rio de Janeiro show 7:00 PM.
Is there a time when both Athens, TN, and Rio de Janeiro are at work?
Yes: from 9:00 AM to 5:00 PM in Athens (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 Athens, TN, 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 Athens.
Is the time difference between Athens, TN, and Rio de Janeiro the same all year?
No. Only Athens switches to summer time, so the gap changes twice a year. From November 1, 2026, Rio de Janeiro will be 2 hours ahead of Athens.
