Boise, ID to Sao Paulo: time difference
Sao Paulo is 3 h ahead of Boise, ID. 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.
Boise, ID 02:50 2:50 AM Sao Paulo 05:50 5:50 AM You –:–
02:50 2:50 AM
Mountain Daylight Time · UTC-6
☀️ 07:53 · 🌙 19:11
05:50 5:50 AM
Brasilia Standard Time · UTC-3
☀️ 05:39 · 🌙 18:09
·
+3 h
Sao Paulo is 3 h ahead of Boise, ID.
When you, Boise, ID and Sao Paulo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Boise, ID
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
🇧🇷 Sao Paulo
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 0 12 AM 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
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Time zones side by side
| Detail | 🇺🇸 Boise, ID | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 02:50 | 05:50 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Mountain Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Boise, ID | — | +3 h |
| IANA zone | America/Boise | America/Sao Paulo |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:53 | 05:39 |
| Sunset | 19:11 | 18:09 |
| Daylight | 11 h 18 min | 12 h 31 min |
| People on this clock | 235,684 | 11,451,999 |
Compare Boise, ID with another city
More comparisons with Boise, ID: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Boise, ID and Sao Paulo: common questions
What is the time difference between Boise, ID, and Sao Paulo?
Sao Paulo is 3 hours ahead: it uses UTC−3, while Boise is on UTC−6.
What time is it in Sao Paulo when it is 9:00 AM in Boise, ID?
When it is 9:00 AM in Boise, it is 12:00 PM in Sao Paulo.
If it is 6:00 PM in Boise, ID, what time is it in Sao Paulo?
At 6:00 PM in Boise, clocks in Sao Paulo show 9:00 PM.
Is there a time when both Boise, ID, and Sao Paulo are at work?
Yes: from 9:00 AM to 3:00 PM in Boise (12:00 PM to 6:00 PM in Sao Paulo), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Sao Paulo compared with Boise, ID?
The new day starts in Sao Paulo earlier: at 9:00 PM in Boise it is already midnight there. Until 3:00 AM in Sao Paulo, Boise is still on the previous day.
Is the time difference between Boise, ID, and Sao Paulo the same all year?
No. Only Boise switches to summer time, so the gap changes twice a year. From November 1, 2026, Sao Paulo will be 4 hours ahead of Boise.
