Offset
The time difference between Eastern Time and Montevideo is 1 hour.
Eastern Time (EDT) is behind Montevideo (UYT).
EDT: UTC-4
UYT: UTC-3
Eastern Time is currently observing daylight saving time; Montevideo is not.
When to schedule
Business-hours overlap: 9 AM–4 PM in Eastern Time (10 AM–5 PM in Montevideo).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Eastern Time (1:00 PM Montevideo).
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
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
About these zones
Eastern Time is also known as EST, or EDT. To call United States, dial +1.
Montevideo uses Uruguay Time (UYT). To call Uruguay, dial +598.
Montevideo is approximately 5,350 miles south of Eastern Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| EST | Montevideo | Day |
|---|---|---|
| 12:00 am | 1:00 am | Same day |
| 1:00 am | 2:00 am | Same day |
| 2:00 am | 3:00 am | Same day |
| 3:00 am | 4:00 am | Same day |
| 4:00 am | 5:00 am | Same day |
| 5:00 am | 6:00 am | Same day |
| 6:00 am | 7:00 am | Same day |
| 7:00 am | 8:00 am | Same day |
| 8:00 am | 9:00 am | Same day |
| 9:00 am | 10:00 am | Same day |
| 10:00 am | 11:00 am | Same day |
| 11:00 am | 12:00 pm | Same day |
| 12:00 pm | 1:00 pm | Same day |
| 1:00 pm | 2:00 pm | Same day |
| 2:00 pm | 3:00 pm | Same day |
| 3:00 pm | 4:00 pm | Same day |
| 4:00 pm | 5:00 pm | Same day |
| 5:00 pm | 6:00 pm | Same day |
| 6:00 pm | 7:00 pm | Same day |
| 7:00 pm | 8:00 pm | Same day |
| 8:00 pm | 9:00 pm | Same day |
| 9:00 pm | 10:00 pm | Same day |
| 10:00 pm | 11:00 pm | Same day |
| 11:00 pm | 12:00 am | +1 day |
Daylight saving time
Eastern Time observes daylight saving time; Montevideo does not. The offset between the two zones changes when Eastern Time transitions: on Sunday, November 1, 2026, clocks fall back from EDT to EST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:28 AM
- Sunset
- 7:24 PM
- Day length
- 12h 56m
- Sunrise
- 7:00 AM
- Sunset
- 6:29 PM
- Day length
- 11h 30m
Daylight overlap: 11h 2m — 6:28 AM–5:29 PM in Eastern Time (7:28 AM–6:29 PM in Montevideo). Both locations are in daylight during this window.
Cities in these zones
Cities in Eastern Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Eastern Time
- EWR
- HPN
- JFK
- LGA
- TEB
- ILG
- PHL
- TTN
- CLT
- USA
Airports in Uruguay Time
- MVD
Related conversions
Common conversions
- What is 9:00 am EST in Montevideo?
- 9:00 am EST is 10:00 am Montevideo.
- What is 12:00 pm EST in Montevideo?
- 12:00 pm EST is 1:00 pm Montevideo.
- What is 12:30 pm EST in Montevideo?
- 12:30 pm EST is 1:30 pm Montevideo.
- What is 2:00 pm EST in Montevideo?
- 2:00 pm EST is 3:00 pm Montevideo.
- What is 5:00 pm EST in Montevideo?
- 5:00 pm EST is 6:00 pm Montevideo.
- What is 11:30 pm EST in Montevideo?
- 11:30 pm EST is 12:30 am Montevideo, the next day.