Time in Tehran, Iran:

Tehran (Persian: تهران Tehrān, pronounced [tʰehˈɾɒn]^[3]) is the capital and largest city of Iran, and the administrative center of Tehran Province. Tehran is a sprawling city at the foot of the Tochal mountain range with an immense network of highways unparalleled in Western Asia. The city is famous for its numerous resorts on the Alborz slopes, large museums, art centers, and palace complexes.
Tehran is the largest city in the Middle East and is the 16th most populated city in the world with a population of 8,429,807.^[4] Most Iranian industries are headquartered in Tehran, including the manufacturing of automobiles, electrical equipment, military weaponry, textiles, sugar, cement, and chemical products. Tehran is also a leading center for the sale of carpets and furniture. There is an oil refinery located south of the city.^[5]
In the 20th century, Tehran faced a large migration of people from all around Iran. Today, the city contains various religious minorities, and has many historic mosques, churches, synagogues and Zoroastrian fire temples. Contemporary Tehran is a modern city featuring many tall structures, of which the Azadi Tower and the Milad Tower have come to be symbols of Tehran itself. Internationally Tehran is the least expensive capital in the world and only the second least expensive city globally after Karachi.^[6][7] Furthermore globally it stands 14th by city population,^[8] 56th by the size of its GDP and 29th by the population of its metropolitan area^[9]. Due to long history of Iran, there have been many instances of capital city relocations over the ages and Tehran, currently is the 31st national capital of Iran.