What is the time zone – GMT- used in Iran?
Iran Standard Time (IRST) or Iran Time (IT) is the time zone used in Iran.
When does daylight saving begin and end in Iran?
Daylight saving time 2019 in Iran began at 00:00 on Friday, 22 March, and ended at 23:59 on Saturday, 21 September (IRST).
What is the history of Time calculating in Iran?
Before the official time of the country, it was usually customary to put the clock at 12 o’clock every morning, night, and evening.
In other words, at the above times, they considered time zero and a new start to calculate the time. For example, four o’clock has meant four hours in the morning, noon, or night (depending on the time situation). In most cases, the hour 12 had religious practice and was adjusted every few days. By 1932, every city in Iran had a different time. In this year, Dr. Mahmoud Hesabi has set the official hour for the country. He calculated latitude and longitude and correspondence with the international Greenwich to set the time.
Read more about Iranian calendar Here!