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ET/EDT
Eastern Time
GMT -4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
UYT/UYST
Uruguay Time
GMT -3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
UYST is not used on this date.

This converter uses UYT (UTC−3), as in Montevideo.

Quick answers

Selected conversion

8:00 am08:00 EDT (UTC-4), Oct 11, 2026 = 9:00 am09:00 UYT (UTC-3), Oct 11, 2026

EDT is 1 hour behind UYT.

How the time difference changes

For most of the year, ET is 1 hour behind UYT. At other times of the year, ET is 2 hours behind UYT.

For most of the year, working hours of 9:00 am to 5:00 pm in ET correspond to 10:00 am to 6:00 pm in UYT. At other times of the year, working hours of 9:00 am to 5:00 pm in ET correspond to 11:00 am to 7:00 pm in UYT.For most of the year, working hours of 09:00 to 17:00 in ET correspond to 10:00 to 18:00 in UYT. At other times of the year, working hours of 09:00 to 17:00 in ET correspond to 11:00 to 19:00 in UYT.

Compare ET time with UYST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Eastern Daylight Time is 1 hour behind Uruguay Time.
8:00 am08:00 in EDT is 9:00 am09:00 in UYT

EDT to UYT call time
Best time for a conference call or a meeting is between 9am-4pm09:00-16:00 in EDT which corresponds to 10am-5pm10:00-17:00 in UYT

8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
9:00 am09:00 Uruguay Time (UYT). Offset UTC -3:00 hours

8:00 am08:00 EDT / 9:00 am09:00 UYT

ETUYT
12:00am1:00am
1:00am2:00am
2:00am3:00am
3:00am4:00am
4:00am5:00am
5:00am6:00am
6:00am7:00am
7:00am8:00am
8:00am9:00am
9:00am10:00am
10:00am11:00am
11:00am12:00pm
12:00pm1:00pm
1:00pm2:00pm
2:00pm3:00pm
3:00pm4:00pm
4:00pm5:00pm
5:00pm6:00pm
6:00pm7:00pm
7:00pm8:00pm
8:00pm9:00pm
9:00pm10:00pm
10:00pm11:00pm
11:00pm12:00am
00:0001:00
01:0002:00
02:0003:00
03:0004:00
04:0005:00
05:0006:00
06:0007:00
07:0008:00
08:0009:00
09:0010:00
10:0011:00
11:0012:00
12:0013:00
13:0014:00
14:0015:00
15:0016:00
16:0017:00
17:0018:00
18:0019:00
19:0020:00
20:0021:00
21:0022:00
22:0023:00
23:0000:00

Eastern Time

Eastern Time (ET) is a general term used to describe the areas that observe either the Eastern Standard Time (EST) or Eastern Daylight Time (EDT) in the United States and Canada. ET is not static but switches between EDT and EST.

ET is also used somewhat as a de facto official time for all of the United States because it encompasses 17 U.S. states in the eastern part of the contiguous United States including the capital city Washington D.C., the most populous city New York and half of the country’s population.

In the United States nationally televised programs, evening newscasts, talent and awards shows, and any other nationally televised event that airs live on American television during prime time and on the weekends are broadcast live in the Eastern Time Zone. Major professional sports leagues MLB, NBA, NFL and NHL also provide their game times in Eastern Time, even if teams are from outside of Eastern Time.

Countries using this time zone: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States.

Principal Cities: The largest city in the EST time zone is New York City in the United States, with about 8.175 million people. Other major cities in this time zone include Toronto, Montreal, Brooklyn, Borough of Queens.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

ET representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for ET
  • R - short form of 'Romeo'
ET Abbreviation: Several time zones share ET abbreviation and it could refer to these time zones
  • Eastern Time - UTC -5
  • Tiempo del Este - UTC -5
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone

Uruguay Summer Time

Offset: UYST is 2 hours behind Greenwich Mean Time (GMT) and is used in South America

UYST Time Zone Geo Map
UYST timezone map

UYST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -02 - basic short
  • -0200 - basic
  • -02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0200 - sign character (-) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Oscar - Military abbreviation for UYST
  • O - short form of 'Oscar'
Time zones with the GMT -2 offset:
  • PMDT - Pierre & Miquelon Daylight Time
  • WGT - West Greenland Time
  • BRST - Brasilia Summer Time
  • FNT - Fernando de Noronha Time
  • O - Oscar Time Zone
  • UYST - Uruguay Summer Time