Sao Paulo to Helena, MT: time difference
Helena, MT is 3 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 07:43 7:43 AM Helena, MT 04:43 4:43 AM You –:–
07:43 7:43 AM
Brasilia Standard Time · UTC-3
☀️ 05:39 · 🌙 18:09
04:43 4:43 AM
Mountain Daylight Time · UTC-6
☀️ 07:39 · 🌙 18:52
·
−3 h
Helena, MT is 3 h behind Sao Paulo.
When you, Sao Paulo and Helena, MT 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
🇺🇸 Helena, MT
21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Sao Paulo | 🇺🇸 Helena, MT |
|---|---|---|
| Local time | 07:43 | 04:43 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Brasilia Standard Time | Mountain Daylight Time |
| UTC offset | UTC-3 | UTC-6 |
| Offset from Sao Paulo | — | −3 h |
| IANA zone | America/Sao Paulo | America/Denver |
| Daylight saving | Not observed | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 05:39 | 07:39 |
| Sunset | 18:09 | 18:52 |
| Daylight | 12 h 31 min | 11 h 13 min |
| People on this clock | 11,451,999 | 32,091 |
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 Helena, MT: common questions
How many hours behind Sao Paulo is Helena, MT?
The clocks in Helena are 3 hours behind those in Sao Paulo (UTC−6 and UTC−3).
If it is 9:00 AM in Sao Paulo, what time is it in Helena, MT?
At 9:00 AM in Sao Paulo, clocks in Helena show 6:00 AM.
If it is 6:00 PM in Sao Paulo, what time is it in Helena, MT?
At 6:00 PM in Sao Paulo, clocks in Helena show 3:00 PM.
When is a good time to call Helena, MT, from Sao Paulo?
Between 12:00 PM and 6:00 PM in Sao Paulo – that is 9:00 AM to 3:00 PM in Helena – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Helena, MT?
Until 3:00 AM in Sao Paulo it is still the previous day in Helena. The other way round, from 9:00 PM in Helena it is already the next day in Sao Paulo.
Does the time difference between Sao Paulo and Helena, MT, change?
Yes. The clocks change only in Helena. From November 1, 2026, Helena will be 4 hours behind Sao Paulo.
