Iran
IRST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
U
Uniform Time Zone
GMT -8
12am
3am
6am
9am
12pm
3pm
6pm
9pm

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

Time Difference

IRST (Iran Standard Time) is 11 hours and 30 minutes ahead of Uniform Time Zone
3:30 pm15:30 in Tehran, Iran is 4:00 am04:00 in U

Tehran to U call time
Best time for a conference call or a meeting is between 6:30pm-7:30pm in Tehran which corresponds to 7am-8am in U

3:30 pm15:30 IRST (Iran Standard Time) (Tehran, Iran). Offset UTC +3:30 hours
4:00 am04:00 Uniform Time Zone (U). Offset UTC -8:00 hours

3:30 pm15:30 Tehran, Iran / 4:00 am04:00 U

Tehran, IranU
12am (midnight)12:30 pm
1am1:30 pm
2am2:30 pm
3am3:30 pm
4am4:30 pm
5am5:30 pm
6am6:30 pm
7am7:30 pm
8am8:30 pm
9am9:30 pm
10am10:30 pm
11am11:30 pm
12pm (noon)12:30 am
1pm1:30 am
2pm2:30 am
3pm3:30 am
4pm4:30 am
5pm5:30 am
6pm6:30 am
7pm7:30 am
8pm8:30 am
9pm9:30 am
10pm10:30 am
11pm11:30 am
00:0012:30
01:0013:30
02:0014:30
03:0015:30
04:0016:30
05:0017:30
06:0018:30
07:0019:30
08:0020:30
09:0021:30
10:0022:30
11:0023:30
12:0000:30
13:0001:30
14:0002:30
15:0003:30
16:0004:30
17:0005:30
18:0006:30
19:0007:30
20:0008:30
21:0009:30
22:0010:30
23:0011:30

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

Uniform Time Zone

Offset: U is 8 hours behind Greenwich Mean Time (GMT) and is used in Military

Daylight Saving: Clocks in Uniform Time Zone (U) do not change for daylight saving time, so U stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

U representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -08 - basic short
  • -0800 - basic
  • -08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Uniform - Military abbreviation for U
  • U - short form of 'Uniform'
Time zones with the GMT -8 offset:
  • AKDT - Alaska Daylight Time
  • PST - Pacific Standard Time
  • PT - Pacific Time
  • PST - Pitcairn Standard Time
  • U - Uniform Time Zone