Time Difference Between Uruguay and United States
As of 31 August 2026, United States is 1 hour behind Uruguay. That number is not constant. Over the course of a year, because of daylight saving changes, New York, United States ranges from 2 hours behind to 1 hour behind relative to Montevideo, Uruguay. The calculator below is always up to date.
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Montevideo, Uruguay
19:34
Mon, Aug 31, 2026
UTC-3 · America/Montevideo
New York, United States
-1h18:34
Mon, Aug 31, 2026
UTC-4 · EDT · America/New_York
United States is 1 hour behind Uruguay.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Uruguay | Monday, August 31, 2026 | America/Montevideo | UTC-3 | Not observed |
| United States | Monday, August 31, 2026 | EDTAmerica/New_York | UTC-4 | Active now |
United States: The United States spans six main time zones. This page uses Eastern Time; Pacific Time is 3 hours behind it.
Hour by hour: Uruguay to United States
Every hour of today in Uruguay and what it is in United States. Highlighted rows fall inside United States working hours (09:00–18:00).
| Uruguay | United States |
|---|---|
| 00:00 | 23:00prev day |
| 01:00 | 00:00 |
| 02:00 | 01:00 |
| 03:00 | 02:00 |
| 04:00 | 03:00 |
| 05:00 | 04:00 |
| 06:00 | 05:00 |
| 07:00 | 06:00 |
| 08:00 | 07:00 |
| 09:00 | 08:00 |
| 10:00 | 09:00 |
| 11:00 | 10:00 |
| Uruguay | United States |
|---|---|
| 12:00 | 11:00 |
| 13:00 | 12:00 |
| 14:00 | 13:00 |
| 15:00 | 14:00 |
| 16:00 | 15:00 |
| 17:00 | 16:00 |
| 18:00 | 17:00 |
| 19:00 | 18:00 |
| 20:00 | 19:00 |
| 21:00 | 20:00 |
| 22:00 | 21:00 |
| 23:00 | 22:00 |
Best time to call or meet
Overlapping working hours
10:00–18:00 in Uruguay (09:00–17:00 in United States)
Both places are inside 09:00–18:00 for 8 hours a day. Anything in this window works without asking anyone to stay late.
Reasonable calling hours
09:00–21:00 in Uruguay (08:00–20:00 in United States)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
United States puts its clocks back on Sunday, November 1, 2026
The local offset moves from UTC-4 to UTC-5. After that date, United States is 2 hours behind Uruguay — instead of 1 hour behind, as it is today.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
Uruguay and United States: common questions
What is the time difference between Uruguay and United States?
As of 31 August 2026, United States is 1 hour behind Uruguay. The gap is not fixed: across the year, United States ranges from 2 hours behind to 1 hour behind relative to Uruguay, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in Uruguay, what time is it in United States?
It is 08:00 AM in New York, United States. Use the time field in the calculator above to check any other hour.
Is United States ahead of or behind Uruguay?
United States is behind Uruguay by 1 hour at the moment. In practical terms, the working day in United States starts and ends later in Uruguay terms.
Do Uruguay and United States observe daylight saving time?
United States changes its clocks twice a year; Uruguay does not. The difference therefore shifts by an hour when United States switches: across the year, United States ranges from 2 hours behind to 1 hour behind relative to Uruguay.
What is the best time to call United States from Uruguay?
Working hours overlap between 10:00 and 18:00 Uruguay time, which is 09:00 to 17:00 in United States. Calls inside that window reach both sides during the normal working day.
Related comparisons
Local dates shown for Montevideo, Uruguay (UTC-3) and New York, United States (UTC-4) were generated on Monday, August 31, 2026 UTC and refresh in your browser.