Rio de Janeiro to Mount Pleasant, SC: time difference
Mount Pleasant, SC 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 17:45 5:45 PM Mount Pleasant, SC 16:45 4:45 PM You –:–
17:45 5:45 PM
Brasilia Standard Time · UTC-3
☀️ 05:25 · 🌙 17:56
16:45 4:45 PM
Eastern Daylight Time · UTC-4
☀️ 07:21 · 🌙 18:53
·
−1 h
Mount Pleasant, SC is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Mount Pleasant, SC 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
🇺🇸 Mount Pleasant, SC
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 | 🇺🇸 Mount Pleasant, SC |
|---|---|---|
| Local time | 17:45 | 16:45 |
| Local date | Sunday, October 11, 2026 | Sunday, October 11, 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 | 05:25 | 07:21 |
| Sunset | 17:56 | 18:53 |
| Daylight | 12 h 31 min | 11 h 31 min |
| People on this clock | 6,211,223 | 15,202 |
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 Mount Pleasant, SC: common questions
How many hours behind Rio de Janeiro is Mount Pleasant, SC?
The clocks in Mount Pleasant 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 Mount Pleasant, SC?
At 9:00 AM in Rio de Janeiro, clocks in Mount Pleasant show 8:00 AM.
If it is 6:00 PM in Rio de Janeiro, what time is it in Mount Pleasant, SC?
At 6:00 PM in Rio de Janeiro, clocks in Mount Pleasant show 5:00 PM.
When do working hours in Rio de Janeiro and in Mount Pleasant, SC, 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 Mount Pleasant.
When does the date change in Mount Pleasant, SC, compared with Rio de Janeiro?
The new day starts in Mount Pleasant later: until 1:00 AM in Rio de Janeiro, it is still the previous day there. From 11:00 PM in Mount Pleasant, Rio de Janeiro is already on the next day.
Is the time difference between Rio de Janeiro and Mount Pleasant, SC, the same all year?
No. Only Mount Pleasant switches to summer time, so the gap changes twice a year. From November 1, 2026, Mount Pleasant will be 2 hours behind Rio de Janeiro.
