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AZOST
Azores Summer Time
GMT +0
12am
3am
6am
9am
12pm
3pm
6pm
9pm
UYT
Uruguay Time
GMT -3
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

12:00 pm12:00 AZOST (UTC+0), Oct 11, 2026 = 9:00 am09:00 UYT (UTC-3), Oct 11, 2026

AZOST is 3 hours ahead of UYT.

AZOST and UYT examples

These examples always use AZOST (UTC+0) and UYT (UTC-3). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

AZOST is 3 hours ahead of UYT.

How the time difference changes

For most of the year, AZOST is 3 hours ahead of UYT. At other times of the year, AZOT is 2 hours ahead of UYT.

For most of the year, working hours of 9:00 am to 5:00 pm in AZOST correspond to 6:00 am to 2:00 pm in UYT. At other times of the year, working hours of 9:00 am to 5:00 pm in AZOT correspond to 7:00 am to 3:00 pm in UYT.For most of the year, working hours of 09:00 to 17:00 in AZOST correspond to 06:00 to 14:00 in UYT. At other times of the year, working hours of 09:00 to 17:00 in AZOT correspond to 07:00 to 15:00 in UYT.

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

Time Difference

Azores Summer Time is 3 hours ahead of Uruguay Time.
12:00 pm12:00 in AZOST is 9:00 am09:00 in UYT

AZOST to UYT call time
Best time for a conference call or a meeting is between 12pm-5pm12:00-17:00 in AZOST which corresponds to 9am-2pm09:00-14:00 in UYT

12:00 pm12:00 Azores Summer Time (AZOST). Offset UTC 0:00 hours
9:00 am09:00 Uruguay Time (UYT). Offset UTC -3:00 hours

12:00 pm12:00 AZOST / 9:00 am09:00 UYT

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

Azores Summer Time

Offset: AZOST is 0 hours ahead Greenwich Mean Time (GMT) and is used in Atlantic

Countries using this time zone: Portugal

Principal Cities: The largest city in the AZOST time zone is Ponta Delgada in Portugal, with about 20,056 people.

AZOST Time Zone Geo Map
AZOST timezone map

Daylight Saving: Azores Summer Time (AZOST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Azores Time (AZOT).

Daylight saving time clock moves forward for one hourStart: Azores Summer Time (AZOST) started on Sunday, March 29, 2026 at 12:00 am00:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 1:00 am01:00. Daylight saving starts annually on the last Sunday of March.

Daylight saving time clock moves back for one hourEnd: Azores Summer Time (AZOST) ends on Sunday, October 25, 2026 at 1:00 am01:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 12:00 am00:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

AZOST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for AZOST
  • Z - short form of 'Zulu'
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone

Uruguay Time

Offset: UYT is 3 hours behind Greenwich Mean Time (GMT) and is used in South America

Countries using this time zone: Uruguay

Principal Cities: The largest city in the UYT time zone is Montevideo in Uruguay, with about 1.271 million people. Other major cities in this time zone include Salto, Rivera, Paysandu, Las Piedras.

Daylight Saving: Clocks in Uruguay Time (UYT) do not change for daylight saving time, so UYT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

UYT Time Zone Geo Map
UYT timezone map

UYT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for UYT
  • P - short form of 'Papa'
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay Time