Rio de Janeiro to South Portland, ME: time difference
South Portland, ME 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 04:57 4:57 AM South Portland, ME 03:57 3:57 AM You –:–
04:57 4:57 AM
Brasilia Standard Time · UTC-3
☀️ 05:24 · 🌙 17:56
03:57 3:57 AM
Eastern Daylight Time · UTC-4
☀️ 06:52 · 🌙 18:04
·
−1 h
South Portland, ME is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and South Portland, ME 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
🇺🇸 South Portland, ME
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
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇺🇸 South Portland, ME |
|---|---|---|
| Local time | 04:57 | 03:57 |
| Local date | Monday, October 12, 2026 | Monday, October 12, 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 | 05:24 | 06:52 |
| Sunset | 17:56 | 18:04 |
| Daylight | 12 h 32 min | 11 h 12 min |
| People on this clock | 6,211,223 | 26,498 |
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 South Portland, ME: common questions
How many hours behind Rio de Janeiro is South Portland, ME?
The clocks in South Portland are 1 hour behind those in Rio de Janeiro (UTC−4 and UTC−3).
If it is 9:00 AM in Rio de Janeiro, what time is it in South Portland, ME?
At 9:00 AM in Rio de Janeiro, clocks in South Portland show 8:00 AM.
What time is it in South Portland, ME, at the end of the working day in Rio de Janeiro?
The working day in Rio de Janeiro ends at 6:00 PM; in South Portland it is 5:00 PM at that moment.
When do working hours in Rio de Janeiro and in South Portland, ME, 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 South Portland.
When does the date change in South Portland, ME, compared with Rio de Janeiro?
The new day starts in South Portland later: until 1:00 AM in Rio de Janeiro, it is still the previous day there. From 11:00 PM in South Portland, Rio de Janeiro is already on the next day.
Is the time difference between Rio de Janeiro and South Portland, ME, the same all year?
No. Only South Portland switches to summer time, so the gap changes twice a year. From November 1, 2026, South Portland will be 2 hours behind Rio de Janeiro.
