Offset
The time difference between Montevideo and Mountain Time is 3 hours.
Montevideo (UYT) is ahead of Mountain Time (MDT).
UYT: UTC-3
MDT: UTC-6
Mountain Time is currently observing daylight saving time; Montevideo is not.
When to schedule
Business-hours overlap: 12 PM–5 PM in Montevideo (9 AM–2 PM in Mountain Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 2:00 PM Montevideo (11:00 AM Mountain Time).
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.
Uruguay
- New Year's DayThu, Jan 1
- Children's DayTue, Jan 6
- CarnivalMon, Feb 16
- CarnivalTue, Feb 17
- Maundy ThursdayThu, Apr 2
- Good FridayFri, Apr 3
- Landing of the 33 Patriots DaySun, Apr 19
- International Workers' DayFri, May 1
- Battle of Las PiedrasMon, May 18
- Birthday of José Gervasio Artigas and Never Again DayFri, Jun 19
- Constitution DaySat, Jul 18
- Independence DayTue, Aug 25
- Day of the raceMon, Oct 12
- Deceased ones dayMon, Nov 2
- 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
Montevideo uses Uruguay Time (UYT). To call Uruguay, dial +598.
Mountain Time is also known as MST, or MDT. To call United States, dial +1.
Mountain Time is approximately 6,000 miles northwest of Montevideo.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Montevideo | MST | Day |
|---|---|---|
| 12:00 am | 9:00 pm | -1 day |
| 1:00 am | 10:00 pm | -1 day |
| 2:00 am | 11:00 pm | -1 day |
| 3:00 am | 12:00 am | Same day |
| 4:00 am | 1:00 am | Same day |
| 5:00 am | 2:00 am | Same day |
| 6:00 am | 3:00 am | Same day |
| 7:00 am | 4:00 am | Same day |
| 8:00 am | 5:00 am | Same day |
| 9:00 am | 6:00 am | Same day |
| 10:00 am | 7:00 am | Same day |
| 11:00 am | 8:00 am | Same day |
| 12:00 pm | 9:00 am | Same day |
| 1:00 pm | 10:00 am | Same day |
| 2:00 pm | 11:00 am | Same day |
| 3:00 pm | 12:00 pm | Same day |
| 4:00 pm | 1:00 pm | Same day |
| 5:00 pm | 2:00 pm | Same day |
| 6:00 pm | 3:00 pm | Same day |
| 7:00 pm | 4:00 pm | Same day |
| 8:00 pm | 5:00 pm | Same day |
| 9:00 pm | 6:00 pm | Same day |
| 10:00 pm | 7:00 pm | Same day |
| 11:00 pm | 8:00 pm | Same day |
Daylight saving time
Mountain Time observes daylight saving time; Montevideo does not. The offset between the two zones changes when Mountain Time 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
- 5:56 AM
- Sunset
- 7:04 PM
- Day length
- 13h 9m
- Sunrise
- 7:16 AM
- Sunset
- 6:15 PM
- Day length
- 10h 59m
Cities in these zones
Cities in Mountain Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Uruguay Time
- MVD
Airports in Mountain Time
- BJC
- DEN
- OGD
- SLC
Related conversions
Common conversions
- What is 9:00 am Montevideo in MST?
- 9:00 am Montevideo is 6:00 am MST.
- What is 12:00 pm Montevideo in MST?
- 12:00 pm Montevideo is 9:00 am MST.
- What is 12:30 pm Montevideo in MST?
- 12:30 pm Montevideo is 9:30 am MST.
- What is 2:00 pm Montevideo in MST?
- 2:00 pm Montevideo is 11:00 am MST.
- What is 5:00 pm Montevideo in MST?
- 5:00 pm Montevideo is 2:00 pm MST.
- What is 11:30 pm Montevideo in MST?
- 11:30 pm Montevideo is 8:30 pm MST.