Rio de Janeiro to Greensburg, PA: time difference
Greensburg, PA is 1 h behind Rio de Janeiro. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Rio de Janeiro 04:38 4:38 AM Greensburg, PA 03:38 3:38 AM You –:–
04:38 4:38 AM
Brasilia Standard Time · UTC-3
☀️ 05:15 · 🌙 18:01
03:38 3:38 AM
Eastern Daylight Time · UTC-4
☀️ 07:37 · 🌙 18:30
·
−1 h
Greensburg, PA is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Greensburg, PA 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 de Janeiro
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
🇺🇸 Greensburg, PA
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
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Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇺🇸 Greensburg, PA |
|---|---|---|
| Local time | 04:38 | 03:38 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Brasilia Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Rio de Janeiro | — | −1 h |
| IANA zone | America/Sao Paulo | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:15 | 07:37 |
| Sunset | 18:01 | 18:30 |
| Daylight | 12 h 45 min | 10 h 53 min |
| People on this clock | 6,211,223 | 14,939 |
Compare Rio de Janeiro with another city
More comparisons with Rio de Janeiro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio de Janeiro and Greensburg, PA: common questions
What is the time difference between Rio de Janeiro and Greensburg, PA?
Greensburg is 1 hour behind: it uses UTC−4, while Rio de Janeiro is on UTC−3.
What time is it in Greensburg, PA, at the start of the working day in Rio de Janeiro?
The working day in Rio de Janeiro starts at 9:00 AM; in Greensburg it is 8:00 AM at that moment.
What time is it in Greensburg, PA, at the end of the working day in Rio de Janeiro?
The working day in Rio de Janeiro ends at 6:00 PM; in Greensburg it is 5:00 PM at that moment.
When do working hours in Rio de Janeiro and in Greensburg, PA, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Rio de Janeiro, which is 9:00 AM to 5:00 PM in Greensburg.
Until what time in Rio de Janeiro is it still yesterday in Greensburg, PA?
Before 1:00 AM in Rio de Janeiro, the date in Greensburg has not changed yet. From 11:00 PM in Greensburg, it is already the next day in Rio de Janeiro.
Does the time difference between Rio de Janeiro and Greensburg, PA, change?
Yes. The clocks change only in Greensburg. From November 1, 2026, Greensburg will be 2 hours behind Rio de Janeiro.
