Sao Paulo to Armstrong: time difference
Armstrong is 1 h behind Sao Paulo. 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.
Sao Paulo 18:08 6:08 PM Armstrong 17:08 5:08 PM You –:–
18:08 6:08 PM
Brasilia Standard Time · UTC-3
☀️ 05:35 · 🌙 18:11
17:08 5:08 PM
Eastern Daylight Time · UTC-4
☀️ 08:17 · 🌙 19:08
·
−1 h
Armstrong is 1 h behind Sao Paulo.
When you, Sao Paulo and Armstrong are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Sao Paulo
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
🇨🇦 Armstrong
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 | 🇧🇷 Sao Paulo | 🇨🇦 Armstrong |
|---|---|---|
| Local time | 18:08 | 17:08 |
| Local date | Wednesday, October 14, 2026 | Wednesday, October 14, 2026 |
| Time zone | Brasilia Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Sao Paulo | — | −1 h |
| IANA zone | America/Sao Paulo | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:35 | 08:17 |
| Sunset | 18:11 | 19:08 |
| Daylight | 12 h 36 min | 10 h 51 min |
| People on this clock | 11,451,999 | — |
Compare Sao Paulo with another city
More comparisons with Sao Paulo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sao Paulo and Armstrong: common questions
What is the time difference between Sao Paulo and Armstrong?
Armstrong is 1 hour behind: it uses UTC−4, while Sao Paulo is on UTC−3.
What time is it in Armstrong at the start of the working day in Sao Paulo?
The working day in Sao Paulo starts at 9:00 AM; in Armstrong it is 8:00 AM at that moment.
If it is 6:00 PM in Sao Paulo, what time is it in Armstrong?
At 6:00 PM in Sao Paulo, clocks in Armstrong show 5:00 PM.
When do working hours in Sao Paulo and in Armstrong overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Sao Paulo, which is 9:00 AM to 5:00 PM in Armstrong.
Until what time in Sao Paulo is it still yesterday in Armstrong?
Before 1:00 AM in Sao Paulo, the date in Armstrong has not changed yet. From 11:00 PM in Armstrong, it is already the next day in Sao Paulo.
Does the time gap between Sao Paulo and Armstrong change during the year?
Yes – daylight saving time is used in Armstrong but not in Sao Paulo. From November 1, 2026, Armstrong will be 2 hours behind Sao Paulo.
