Offset
The time difference between Rio de Janeiro and Phoenix is 4 hours.
Rio de Janeiro (BRT) is ahead of Phoenix (MST).
BRT: UTC-3
MST: UTC-7
Neither Rio de Janeiro nor Phoenix is currently observing daylight saving time.
When to schedule
Business-hours overlap: 1 PM–5 PM in Rio de Janeiro (9 AM–1 PM in Phoenix).
Both teams are in working hours during this window on weekdays.
Suggested time: 3:00 PM Rio de Janeiro (11:00 AM Phoenix).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Brazil
- New Year's DayThu, Jan 1
- CarnivalMon, Feb 16
- CarnivalTue, Feb 17
- Good FridayFri, Apr 3
- Easter SundaySun, Apr 5
- TiradentesTue, Apr 21
- Labour DayFri, May 1
- Corpus ChristiThu, Jun 4
- Independence DayMon, Sep 7
- Our Lady of AparecidaMon, Oct 12
- All Souls' DayMon, Nov 2
- Republic Proclamation DaySun, Nov 15
- Black Awareness DayFri, Nov 20
- Christmas DayFri, Dec 25
United States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
About these zones
Rio de Janeiro uses Brasilia Time (BRT). To call Brazil, dial +55.
Phoenix uses Mountain Standard Time. To call United States, dial +1.
Phoenix is approximately 5,950 miles northwest of Rio de Janeiro.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Rio de Janeiro | Phoenix | Day |
|---|---|---|
| 12:00 am | 8:00 pm | -1 day |
| 1:00 am | 9:00 pm | -1 day |
| 2:00 am | 10:00 pm | -1 day |
| 3:00 am | 11:00 pm | -1 day |
| 4:00 am | 12:00 am | Same day |
| 5:00 am | 1:00 am | Same day |
| 6:00 am | 2:00 am | Same day |
| 7:00 am | 3:00 am | Same day |
| 8:00 am | 4:00 am | Same day |
| 9:00 am | 5:00 am | Same day |
| 10:00 am | 6:00 am | Same day |
| 11:00 am | 7:00 am | Same day |
| 12:00 pm | 8:00 am | Same day |
| 1:00 pm | 9:00 am | Same day |
| 2:00 pm | 10:00 am | Same day |
| 3:00 pm | 11:00 am | Same day |
| 4:00 pm | 12:00 pm | Same day |
| 5:00 pm | 1:00 pm | Same day |
| 6:00 pm | 2:00 pm | Same day |
| 7:00 pm | 3:00 pm | Same day |
| 8:00 pm | 4:00 pm | Same day |
| 9:00 pm | 5:00 pm | Same day |
| 10:00 pm | 6:00 pm | Same day |
| 11:00 pm | 7:00 pm | Same day |
Daylight saving time
Neither Rio de Janeiro nor Phoenix observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:29 AM
- Sunset
- 5:16 PM
- Day length
- 10h 46m
- Sunrise
- 5:19 AM
- Sunset
- 7:37 PM
- Day length
- 14h 18m
Daylight overlap: 7h 56m — 9:19 AM–5:16 PM in Rio de Janeiro (5:19 AM–1:16 PM in Phoenix). Both locations are in daylight during this window.
Cities in these zones
Other cities in Brasilia Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Brasilia Time
- CGH
- GRU
- GIG
- SDU
- CNF
- BSB
- CWB
- GYN
- POA
Airports in Mountain Standard Time
- AZA
- PHX
Related conversions
Common conversions
- What is 9:00 am Rio de Janeiro in Phoenix?
- 9:00 am Rio de Janeiro is 5:00 am Phoenix.
- What is 12:00 pm Rio de Janeiro in Phoenix?
- 12:00 pm Rio de Janeiro is 8:00 am Phoenix.
- What is 12:30 pm Rio de Janeiro in Phoenix?
- 12:30 pm Rio de Janeiro is 8:30 am Phoenix.
- What is 2:00 pm Rio de Janeiro in Phoenix?
- 2:00 pm Rio de Janeiro is 10:00 am Phoenix.
- What is 5:00 pm Rio de Janeiro in Phoenix?
- 5:00 pm Rio de Janeiro is 1:00 pm Phoenix.
- What is 11:30 pm Rio de Janeiro in Phoenix?
- 11:30 pm Rio de Janeiro is 7:30 pm Phoenix.