IST to Tīr Tāsh Time Converter
Quick answers
Selected conversion
The selected date and time will appear here when the converter loads.
How the time difference changes
IST is 2 hours ahead of Tīr Tāsh year-round.
Working hours of 9:00 am to 5:00 pm in IST correspond to 7:00 am to 3:00 pm in Tīr Tāsh.
Compare IST time with Tīr Tāsh time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
India Standard Time is 2 hours ahead of IRST (Iran Standard Time)
5:30 pm17:30 in IST is 3:30 pm15:30 in Tīr Tāsh, Iran
IST to Tīr Tāsh call time
Best time for a conference call or a meeting is between 11am-5pm in IST which corresponds to 9am-3pm in Tīr Tāsh
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
3:30 pm15:30 IRST (Iran Standard Time) (Tīr Tāsh, Iran). Offset UTC +3:30 hours
5:30 pm17:30 IST / 3:30 pm15:30 Tīr Tāsh, Iran
| IST | Tīr Tāsh, Iran |
|---|---|
| 12am (midnight) | 10pm |
| 1am | 11pm |
| 2am | 12am (midnight) |
| 3am | 1am |
| 4am | 2am |
| 5am | 3am |
| 6am | 4am |
| 7am | 5am |
| 8am | 6am |
| 9am | 7am |
| 10am | 8am |
| 11am | 9am |
| 12pm (noon) | 10am |
| 1pm | 11am |
| 2pm | 12pm (noon) |
| 3pm | 1pm |
| 4pm | 2pm |
| 5pm | 3pm |
| 6pm | 4pm |
| 7pm | 5pm |
| 8pm | 6pm |
| 9pm | 7pm |
| 10pm | 8pm |
| 11pm | 9pm |
| 00:00 | 22:00 |
| 01:00 | 23:00 |
| 02:00 | 00:00 |
| 03:00 | 01:00 |
| 04:00 | 02:00 |
| 05:00 | 03:00 |
| 06:00 | 04:00 |
| 07:00 | 05:00 |
| 08:00 | 06:00 |
| 09:00 | 07:00 |
| 10:00 | 08:00 |
| 11:00 | 09:00 |
| 12:00 | 10:00 |
| 13:00 | 11:00 |
| 14:00 | 12:00 |
| 15:00 | 13:00 |
| 16:00 | 14:00 |
| 17:00 | 15:00 |
| 18:00 | 16:00 |
| 19:00 | 17:00 |
| 20:00 | 18:00 |
| 21:00 | 19:00 |
| 22:00 | 20:00 |
| 23:00 | 21:00 |
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: India
Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bangalore, Chennai, Kolkata.
Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2
