Rio Claro to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of Rio Claro. 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.
Rio Claro 04:02 4:02 AM Rio de Janeiro 05:02 5:02 AM You –:–
04:02 4:02 AM
Atlantic Standard Time · UTC-4
☀️ 05:54 · 🌙 17:47
05:02 5:02 AM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:59
·
+1 h
Rio de Janeiro is 1 h ahead of Rio Claro.
When you, Rio Claro 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
🇹🇹 Rio Claro
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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- Early
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Time zones side by side
| Detail | 🇹🇹 Rio Claro | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 04:02 | 05:02 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Atlantic Standard Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Rio Claro | — | +1 h |
| IANA zone | America/Port of Spain | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:54 | 05:19 |
| Sunset | 17:47 | 17:59 |
| Daylight | 11 h 53 min | 12 h 40 min |
| People on this clock | 35,650 | 6,211,223 |
Compare Rio Claro with another city
More comparisons with Rio Claro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio Claro and Rio de Janeiro: common questions
What is the time difference between Rio Claro and Rio de Janeiro?
Rio de Janeiro is 1 hour ahead: it uses UTC−3, while Rio Claro is on UTC−4.
What time is it in Rio de Janeiro when it is 9:00 AM in Rio Claro?
When it is 9:00 AM in Rio Claro, it is 10:00 AM in Rio de Janeiro.
What time is it in Rio de Janeiro when it is 6:00 PM in Rio Claro?
When it is 6:00 PM in Rio Claro, it is 7:00 PM in Rio de Janeiro.
When do working hours in Rio Claro and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Rio Claro, which is 10:00 AM to 6:00 PM in Rio de Janeiro.
When is it already the next day in Rio de Janeiro?
From 11:00 PM in Rio Claro 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 Rio Claro.
Is the time difference between Rio Claro and Rio de Janeiro the same all year?
Yes. Neither Rio Claro nor Rio de Janeiro switches to summer time, so the gap is always 1 hour.
