Rio de Janeiro to North Charleston, SC: time difference
North Charleston, 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 20:39 8:39 PM North Charleston, SC 19:39 7:39 PM You –:–
20:39 8:39 PM
Brasilia Standard Time · UTC-3
☀️ 05:25 · 🌙 17:56
19:39 7:39 PM
Eastern Daylight Time · UTC-4
☀️ 07:22 · 🌙 18:53
·
−1 h
North Charleston, SC is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and North Charleston, 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
🇺🇸 North Charleston, 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 | 🇺🇸 North Charleston, SC |
|---|---|---|
| Local time | 20:39 | 19:39 |
| 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 | 07:22 |
| Sunset | 17:56 | 18:53 |
| Daylight | 12 h 31 min | 11 h 31 min |
| People on this clock | 6,211,223 | 97,471 |
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 North Charleston, SC: common questions
How many hours behind Rio de Janeiro is North Charleston, SC?
The clocks in North Charleston 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 North Charleston, SC?
At 9:00 AM in Rio de Janeiro, clocks in North Charleston show 8:00 AM.
What time is it in North Charleston, SC, when it is 6:00 PM in Rio de Janeiro?
When it is 6:00 PM in Rio de Janeiro, it is 5:00 PM in North Charleston.
Is there a time when both Rio de Janeiro and North Charleston, SC, are at work?
Yes: from 10:00 AM to 6:00 PM in Rio de Janeiro (9:00 AM to 5:00 PM in North Charleston), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in North Charleston, SC, compared with Rio de Janeiro?
The new day starts in North Charleston later: until 1:00 AM in Rio de Janeiro, it is still the previous day there. From 11:00 PM in North Charleston, Rio de Janeiro is already on the next day.
Is the time difference between Rio de Janeiro and North Charleston, SC, the same all year?
No. Only North Charleston switches to summer time, so the gap changes twice a year. From November 1, 2026, North Charleston will be 2 hours behind Rio de Janeiro.
