Iran · IRST
Tue, 15 Sept 2026
Timezone Guide
Ahvaz, Iran runs on UTC+3:30. This time zone stays fixed year-round at UTC+3:30 — daylight saving time is not observed. There is a 7.5-hour difference between Ahvaz and New York. Standard 9-to-6 working hours overlap for about 1.5 hours a day with New York. A good time to connect: 16:30–18:00 in Ahvaz lines up with 09:00–10:30 in New York. There is a 2.5-hour difference between Ahvaz and London. Standard 9-to-6 working hours overlap for about 6.5 hours a day with London. A good time to connect: 11:30–18:00 in Ahvaz lines up with 09:00–15:30 in London. There is a 5.5-hour difference between Ahvaz and Tokyo. Standard 9-to-6 working hours overlap for about 3.5 hours a day with Tokyo. A good time to connect: 09:00–12:30 in Ahvaz lines up with 14:30–18:00 in Tokyo. This timezone is also shared with cities such as Tehran, Isfahan, Shiraz. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Ahvaz.
Practical Info
Ahvaz (Iran) is home to roughly 1.3M people. Today brings about 14.2 hours of daylight: sunrise at 05:12, sunset at 19:24. This time zone stays fixed year-round at UTC+3:30 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 31° north of the equator. Traffic drives on the right.
Flag
Iran
Capital
Tehran
Continent
Asia
Time Zone
IRST · Asia/Tehran
Coordinates
31.32°N, 48.67°E
Currency
IRR (﷼)
Calling Code
+98
Driving Side
Right
Hemisphere
Northern
Language
Persian
Measurement System
Metric
Did You Know?
Ahvaz has recorded temperatures around 54°C and has repeatedly appeared on lists of the hottest inhabited places in the world. Its heat index readings in summer are among the highest ever measured anywhere.
The clock: Ahvaz keeps UTC+3:30. Iran dropped its seasonal clock change in 2022, which removed an hour of evening heat from the working day.
Annual Daylight
Working Hours
8.5h overlap