Offset
The time difference between Salt Lake City and Rio de Janeiro is 3 hours.
Salt Lake City (MDT) is behind Rio de Janeiro (BRT).
MDT: UTC-6
BRT: UTC-3
Salt Lake City is currently observing daylight saving time; Rio de Janeiro is not.
When to schedule
Business-hours overlap: 9 AM–2 PM in Salt Lake City (12 PM–5 PM in Rio de Janeiro).
Both teams are in working hours during this window on weekdays.
Suggested time: 11:00 AM Salt Lake City (2:00 PM Rio de Janeiro).
This window may shift by an hour during daylight saving time.
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.
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
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
About these zones
Salt Lake City uses Mountain Time (MST, or MDT). To call United States, dial +1.
Rio de Janeiro uses Brasilia Time (BRT). To call Brazil, dial +55.
Rio de Janeiro is approximately 6,200 miles southeast of Salt Lake City.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Salt Lake City | Rio de Janeiro | Day |
|---|---|---|
| 12:00 am | 3:00 am | Same day |
| 1:00 am | 4:00 am | Same day |
| 2:00 am | 5:00 am | Same day |
| 3:00 am | 6:00 am | Same day |
| 4:00 am | 7:00 am | Same day |
| 5:00 am | 8:00 am | Same day |
| 6:00 am | 9:00 am | Same day |
| 7:00 am | 10:00 am | Same day |
| 8:00 am | 11:00 am | Same day |
| 9:00 am | 12:00 pm | Same day |
| 10:00 am | 1:00 pm | Same day |
| 11:00 am | 2:00 pm | Same day |
| 12:00 pm | 3:00 pm | Same day |
| 1:00 pm | 4:00 pm | Same day |
| 2:00 pm | 5:00 pm | Same day |
| 3:00 pm | 6:00 pm | Same day |
| 4:00 pm | 7:00 pm | Same day |
| 5:00 pm | 8:00 pm | Same day |
| 6:00 pm | 9:00 pm | Same day |
| 7:00 pm | 10:00 pm | Same day |
| 8:00 pm | 11:00 pm | Same day |
| 9:00 pm | 12:00 am | +1 day |
| 10:00 pm | 1:00 am | +1 day |
| 11:00 pm | 2:00 am | +1 day |
Daylight saving time
Salt Lake City observes daylight saving time; Rio de Janeiro does not. The offset between the two zones changes when Salt Lake City transitions: on Sunday, November 1, 2026, clocks fall back from MDT to MST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:57 AM
- Sunset
- 8:57 PM
- Day length
- 15h
- Sunrise
- 6:29 AM
- Sunset
- 5:16 PM
- Day length
- 10h 46m
Daylight overlap: 8h 18m — 5:57 AM–2:16 PM in Salt Lake City (8:57 AM–5:16 PM in Rio de Janeiro). Both locations are in daylight during this window.
Cities in these zones
Other cities in Mountain Time
Other cities in Brasilia Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Mountain Time
- BJC
- DEN
- OGD
- SLC
Airports in Brasilia Time
- CGH
- GRU
- GIG
- SDU
- CNF
- BSB
- CWB
- GYN
- POA
Related conversions
Common conversions
- What is 9:00 am Salt Lake City in Rio de Janeiro?
- 9:00 am Salt Lake City is 12:00 pm Rio de Janeiro.
- What is 12:00 pm Salt Lake City in Rio de Janeiro?
- 12:00 pm Salt Lake City is 3:00 pm Rio de Janeiro.
- What is 12:30 pm Salt Lake City in Rio de Janeiro?
- 12:30 pm Salt Lake City is 3:30 pm Rio de Janeiro.
- What is 2:00 pm Salt Lake City in Rio de Janeiro?
- 2:00 pm Salt Lake City is 5:00 pm Rio de Janeiro.
- What is 5:00 pm Salt Lake City in Rio de Janeiro?
- 5:00 pm Salt Lake City is 8:00 pm Rio de Janeiro.
- What is 11:30 pm Salt Lake City in Rio de Janeiro?
- 11:30 pm Salt Lake City is 2:30 am Rio de Janeiro, the next day.