UTC
Universal Time Coordinated
GMT +0
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Iran
IRST
12am
3am
6am
9am
12pm
3pm
6pm
9pm

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

Time Difference

Universal Time Coordinated is 3 hours and 30 minutes behind IRST (Iran Standard Time)
12:00 pm12:00 in UTC is 3:30 pm15:30 in Tehran, Iran

UTC to Tehran call time
Best time for a conference call or a meeting is between 9am-1:30pm in UTC which corresponds to 12:30pm-5pm in Tehran

12:00 pm12:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
3:30 pm15:30 IRST (Iran Standard Time) (Tehran, Iran). Offset UTC +3:30 hours

12:00 pm12:00 UTC / 3:30 pm15:30 Tehran, Iran

UTCTehran, Iran
12am (midnight)3:30 am
1am4:30 am
2am5:30 am
3am6:30 am
4am7:30 am
5am8:30 am
6am9:30 am
7am10:30 am
8am11:30 am
9am12:30 pm
10am1:30 pm
11am2:30 pm
12pm (noon)3:30 pm
1pm4:30 pm
2pm5:30 pm
3pm6:30 pm
4pm7:30 pm
5pm8:30 pm
6pm9:30 pm
7pm10:30 pm
8pm11:30 pm
9pm12:30 am
10pm1:30 am
11pm2:30 am
00:0003:30
01:0004:30
02:0005:30
03:0006:30
04:0007:30
05:0008:30
06:0009:30
07:0010:30
08:0011:30
09:0012:30
10:0013:30
11:0014:30
12:0015:30
13:0016:30
14:0017:30
15:0018:30
16:0019:30
17:0020:30
18:0021:30
19:0022:30
20:0023:30
21:0000:30
22:0001:30
23:0002:30

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC 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 UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • 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

Tehran Information

Time Zone

Abbreviation / Name
IRST - Iran Standard Time
UTC / GMT Offset
+3:30 hours during Iran Standard Time, currently in use.

Tehran Facts

Country
Iran
Alternative Names
THR, Taekhran, Tahran, Techerane, Teera, Teerao, Teerã, Teerão, Tegeran, Teheran, Teherana, Teheranas, Teherano, Teherán, Teherāna, Tehran, Tehrano, Tekheran, Téhéran, de hei lan, teharan, teharana, tehelan, teheran, tehran, teirani, thran, thrn, thrwn, tihiran, tihran, Τεχεράνη, Тæхран, Тегеран, Техеран, Теҳрон, Թեհրան, טהראן, טהרן, تهران, تهرون, تِهران, تِهِرَن, تہران, طهران, ܛܗܪܐܢ, तेहरान, তেহরান, தெஹ்ரான், เตหะราน, ཏེ་ཧི་རན​།, თეირანი, ቴህራን, テヘラン, 德黑兰, 테헤란
Population
7,153,309
Currency
Rial (IRR)
Geographic Coordinates
35° 41' N Latitude / 51° 25' E Longitude
International Dialing Code
+98