World Timezones

IRST to UYT Converter

Compare UYT to IRST instead
Iran Standard Time8:06 amFri, Jun 5
Iran Standard TimeIRST
Middle East · UTC+3:30
8:06 amFri, Jun 5
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
Uruguay TimeUYT
South America · UTC-3
1:36 amFri, Jun 5
5p
6p
7p
8p
9p
10p
11p
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p

Offset

The time difference between Iran Standard Time and Uruguay Time is 6.5 hours.

6.5 hours

Iran Standard Time (IRST) is ahead of Uruguay Time (UYT).

IRST: UTC+3:30

UYT: UTC-3

Neither Iran Standard Time nor Uruguay Time is currently observing daylight saving time.

When to schedule

Business-hours overlap: 4 PM–5 PM in Iran Standard Time (9 AM–10 AM in Uruguay Time).

Both teams are in working hours during this window on weekdays.

Suggested time: 4:00 PM Iran Standard Time (9:30 AM Uruguay 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

About these zones

Iran Standard Time is also known as IRST. To call Iran, dial +98.

Uruguay Time is also known as UYT. To call Uruguay, dial +598.

Uruguay Time is approximately 8,450 miles west of Iran Standard Time.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

IRSTUYTDay
12:00 am5:30 pm-1 day
1:00 am6:30 pm-1 day
2:00 am7:30 pm-1 day
3:00 am8:30 pm-1 day
4:00 am9:30 pm-1 day
5:00 am10:30 pm-1 day
6:00 am11:30 pm-1 day
7:00 am12:30 amSame day
8:00 am1:30 amSame day
9:00 am2:30 amSame day
10:00 am3:30 amSame day
11:00 am4:30 amSame day
12:00 pm5:30 amSame day
1:00 pm6:30 amSame day
2:00 pm7:30 amSame day
3:00 pm8:30 amSame day
4:00 pm9:30 amSame day
5:00 pm10:30 amSame day
6:00 pm11:30 amSame day
7:00 pm12:30 pmSame day
8:00 pm1:30 pmSame day
9:00 pm2:30 pmSame day
10:00 pm3:30 pmSame day
11:00 pm4:30 pmSame day

Daylight saving time

Neither Iran Standard Time nor Uruguay Time observes daylight saving time. The offset between these zones remains constant year-round.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Iran Standard Time
Sunrise
4:50 AM
Sunset
7:18 PM
Day length
14h 28m
Uruguay Time
Sunrise
7:47 AM
Sunset
5:41 PM
Day length
9h 54m

Daylight overlap: 5h 1m — 2:17 PM–7:18 PM in Iran Standard Time (7:47 AM–12:48 PM in Uruguay Time). Both locations are in daylight during this window.

Cities in these zones

Cities in Iran Standard Time

Cities in Uruguay Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Iran Standard Time

  • IKA
  • THR
  • MHD
  • IFN
  • PYK
  • TBZ

Airports in Uruguay Time

  • MVD

Related conversions

Common conversions

What is 9:00 am IRST in UYT?
9:00 am IRST is 2:30 am UYT.
What is 12:00 pm IRST in UYT?
12:00 pm IRST is 5:30 am UYT.
What is 12:30 pm IRST in UYT?
12:30 pm IRST is 6:00 am UYT.
What is 2:00 pm IRST in UYT?
2:00 pm IRST is 7:30 am UYT.
What is 5:00 pm IRST in UYT?
5:00 pm IRST is 10:30 am UYT.
What is 11:30 pm IRST in UYT?
11:30 pm IRST is 5:00 pm UYT.