Updating current time…
FET
Further Eastern European Time
GMT +3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IRST
Iran Standard Time
GMT +3:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

3:00 pm15:00 FET (UTC+3), Oct 7, 2026 = 3:30 pm15:30 IRST (UTC+3:30), Oct 7, 2026

FET is 30 minutes behind IRST.

FET and IRST examples

These examples always use FET (UTC+3) and IRST (UTC+3:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

FET is 30 minutes behind IRST.

How the time difference changes

FET is 30 minutes behind IRST year-round.

Working hours of 9:00 am to 5:00 pm in FET correspond to 9:30 am to 5:30 pm in IRST.Working hours of 09:00 to 17:00 in FET correspond to 09:30 to 17:30 in IRST.

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

Time Difference

Further Eastern European Time is 30 minutes behind Iran Standard Time.
3:00 pm15:00 in FET is 3:30 pm15:30 in IRST

FET to IRST call time
Best time for a conference call or a meeting is between 9am-4:30pm09:00-16:30 in FET which corresponds to 9:30am-5pm09:30-17:00 in IRST

3:00 pm15:00 Further Eastern European Time (FET). Offset UTC +3:00 hours
3:30 pm15:30 Iran Standard Time (IRST). Offset UTC +3:30 hours

3:00 pm15:00 FET / 3:30 pm15:30 IRST

FETIRST
12:00am12:30am
1:00am1:30am
2:00am2:30am
3:00am3:30am
4:00am4:30am
5:00am5:30am
6:00am6:30am
7:00am7:30am
8:00am8:30am
9:00am9:30am
10:00am10:30am
11:00am11:30am
12:00pm12:30pm
1:00pm1:30pm
2:00pm2:30pm
3:00pm3:30pm
4:00pm4:30pm
5:00pm5:30pm
6:00pm6:30pm
7:00pm7:30pm
8:00pm8:30pm
9:00pm9:30pm
10:00pm10:30pm
11:00pm11:30pm
00:0000:30
01:0001:30
02:0002:30
03:0003:30
04:0004:30
05:0005:30
06:0006:30
07:0007:30
08:0008:30
09:0009:30
10:0010:30
11:0011:30
12:0012:30
13:0013:30
14:0014:30
15:0015:30
16:0016:30
17:0017:30
18:0018:30
19:0019:30
20:0020:30
21:0021:30
22:0022:30
23:0023:30

Further Eastern European Time

Offset: FET is 3 hours ahead Greenwich Mean Time (GMT) and is used in Europe

Countries using this time zone: Belarus

Principal Cities: The largest city in the FET time zone is Minsk in Belarus, with about 1.742 million people. Other major cities in this time zone include Gomel, Hrodna, Vitebsk, Mahilyow.

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

FET Time Zone Geo Map
FET timezone map

FET 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 east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Charlie - Military abbreviation for FET
  • C - short form of 'Charlie'
Time zones with the GMT +3 offset:
  • EEST - Eastern European Summer Time
  • MSK - Moscow Standard Time
  • AST - Arabia Standard Time
  • C - Charlie Time Zone
  • EAT - Eastern Africa Time
  • FET - Further Eastern European Time
  • IDT - Israel Daylight Time
  • TRT - Turkey Time

Iran Standard Time

Offset: IRST is 3 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Iran

Principal Cities: The largest city in the IRST time zone is Tehran in Iran, with about 7.153 million people. Other major cities in this time zone include Mashhad, Isfahan, Karaj, Tabriz.

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

IRST Time Zone Geo Map
IRST timezone map

IRST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0330 - basic
  • +03:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0330 - sign character (+) followed by a four digit time providing hours (03) and minutes (30) of the offset. Indicates an offset of three hours and thirty minutes to the east of the zero meridian.