Blackfoot, ID to Rio de Janeiro: time difference
Rio de Janeiro is 3 h ahead of Blackfoot, ID. Live clocks for both, the working hours they share, and how each one sits against your own time.
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Blackfoot, ID 05:57 5:57 AM Rio de Janeiro 08:57 8:57 AM You –:–
05:57 5:57 AM
Mountain Daylight Time · UTC-6
☀️ 07:38 · 🌙 18:56
08:57 8:57 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
·
+3 h
Rio de Janeiro is 3 h ahead of Blackfoot, ID.
When you, Blackfoot, ID and Rio de Janeiro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Blackfoot, 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
🇧🇷 Rio de Janeiro
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
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Time zones side by side
| Detail | 🇺🇸 Blackfoot, ID | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 05:57 | 08:57 |
| 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 Blackfoot, ID | — | +3 h |
| IANA zone | America/Boise | America/Sao Paulo |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:38 | 05:26 |
| Sunset | 18:56 | 17:55 |
| Daylight | 11 h 19 min | 12 h 30 min |
| People on this clock | 11,899 | 6,211,223 |
Compare Blackfoot, ID with another city
More comparisons with Blackfoot, ID: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Blackfoot, ID and Rio de Janeiro: common questions
What is the time difference between Blackfoot, ID, and Rio de Janeiro?
Rio de Janeiro is 3 hours ahead: it uses UTC−3, while Blackfoot is on UTC−6.
What time is it in Rio de Janeiro when it is 9:00 AM in Blackfoot, ID?
When it is 9:00 AM in Blackfoot, it is 12:00 PM in Rio de Janeiro.
What time is it in Rio de Janeiro when it is 6:00 PM in Blackfoot, ID?
When it is 6:00 PM in Blackfoot, it is 9:00 PM in Rio de Janeiro.
When is a good time to call Rio de Janeiro from Blackfoot, ID?
Between 9:00 AM and 3:00 PM in Blackfoot – that is 12:00 PM to 6:00 PM in Rio de Janeiro – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rio de Janeiro compared with Blackfoot, ID?
The new day starts in Rio de Janeiro earlier: at 9:00 PM in Blackfoot it is already midnight there. Until 3:00 AM in Rio de Janeiro, Blackfoot is still on the previous day.
Does the time difference between Blackfoot, ID, and Rio de Janeiro change?
Yes. The clocks change only in Blackfoot. From November 1, 2026, Rio de Janeiro will be 4 hours ahead of Blackfoot.
