San Jose to Rio de Janeiro: time difference
Rio de Janeiro is 3 h ahead of San Jose. Live clocks for both, the working hours they share, and how each one sits against your own time.
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Jose 00:47 12:47 AM Rio de Janeiro 03:47 3:47 AM You –:–
00:47 12:47 AM
Central Standard Time · UTC-6
☀️ 05:25 · 🌙 17:23
03:47 3:47 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
·
+3 h
Rio de Janeiro is 3 h ahead of San Jose.
When you, San Jose 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
🇨🇷 San Jose
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
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 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇷 San Jose | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 00:47 | 03:47 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Standard Time | Brasilia Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from San Jose | — | +3 h |
| IANA zone | America/Costa Rica | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:25 | 05:26 |
| Sunset | 17:23 | 17:55 |
| Daylight | 11 h 57 min | 12 h 30 min |
| People on this clock | 342,188 | 6,211,223 |
Compare San Jose with another city
More comparisons with San Jose: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Jose and Rio de Janeiro: common questions
How many hours ahead of San Jose is Rio de Janeiro?
The clocks in Rio de Janeiro are 3 hours ahead of those in San Jose (UTC−3 and UTC−6).
What time is it in Rio de Janeiro when it is 9:00 AM in San Jose?
When it is 9:00 AM in San Jose, it is 12:00 PM in Rio de Janeiro.
What time is it in Rio de Janeiro at the end of the working day in San Jose?
The working day in San Jose ends at 6:00 PM; in Rio de Janeiro it is 9:00 PM at that moment.
When is a good time to call Rio de Janeiro from San Jose?
Between 9:00 AM and 3:00 PM in San Jose – that is 12:00 PM to 6:00 PM in Rio de Janeiro – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Rio de Janeiro?
From 9:00 PM in San Jose it is already the next day in Rio de Janeiro. The other way round, until 3:00 AM in Rio de Janeiro it is still the previous day in San Jose.
Does the time gap between San Jose and Rio de Janeiro change during the year?
No, the clocks change neither in San Jose nor in Rio de Janeiro, so the gap is 3 hours all year round.
