Rio de Janeiro to Niagara Falls: time difference
Niagara Falls 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 06:24 6:24 AM Niagara Falls 05:24 5:24 AM You –:–
06:24 6:24 AM
Brasilia Standard Time · UTC-3
☀️ 05:18 · 🌙 17:59
05:24 5:24 AM
Eastern Daylight Time · UTC-4
☀️ 07:35 · 🌙 18:29
·
−1 h
Niagara Falls is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Niagara Falls 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
🇨🇦 Niagara Falls
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 | 🇨🇦 Niagara Falls |
|---|---|---|
| Local time | 06:24 | 05:24 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 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/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:18 | 07:35 |
| Sunset | 17:59 | 18:29 |
| Daylight | 12 h 41 min | 10 h 53 min |
| People on this clock | 6,211,223 | 93,000 |
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 Niagara Falls: common questions
How far behind Rio de Janeiro is Niagara Falls?
Niagara Falls is 1 hour behind Rio de Janeiro: UTC−4 against UTC−3.
What time is it in Niagara Falls at the start of the working day in Rio de Janeiro?
The working day in Rio de Janeiro starts at 9:00 AM; in Niagara Falls it is 8:00 AM at that moment.
What time is it in Niagara Falls at the end of the working day in Rio de Janeiro?
The working day in Rio de Janeiro ends at 6:00 PM; in Niagara Falls it is 5:00 PM at that moment.
When do working hours in Rio de Janeiro and in Niagara Falls 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 Niagara Falls.
Until what time in Rio de Janeiro is it still yesterday in Niagara Falls?
Before 1:00 AM in Rio de Janeiro, the date in Niagara Falls has not changed yet. From 11:00 PM in Niagara Falls, it is already the next day in Rio de Janeiro.
Is the time difference between Rio de Janeiro and Niagara Falls the same all year?
No. Only Niagara Falls switches to summer time, so the gap changes twice a year. From November 1, 2026, Niagara Falls will be 2 hours behind Rio de Janeiro.
