IRST to ACST
Convert Iran Time — Tehran to Australian Central Time — Adelaide — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Tehran, it's 3:00 PM in Adelaide. Adelaide is 6 hours ahead of Tehran. Use the converter above to turn any IRST time into ACST, or scan the hour-by-hour table below for the full day.
IRST to ACST at a glance
Planning a meeting between Tehran and Adelaide
Planning a call between Tehran and Adelaide? The best overlap during a standard 9-to-5 workday runs 9:00 AM–11:00 AM IRST (3:00 PM–5:00 PM ACST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Tehran to Adelaide
A full day mapped from IRST to ACST.
Frequently asked
Is Adelaide ahead of or behind Tehran?
Adelaide is 6 hours ahead of Tehran.
What is 12:00 PM IRST in ACST?
12:00 PM in Tehran is 6:00 PM in Adelaide.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so IRST and ACST automatically reflect the correct daylight-saving offset for the current date.