AWST to IRST
Convert Australian Western Time — Perth to Iran Time — Tehran — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Perth, it's 4:30 AM in Tehran. Tehran is 4½ hours behind Perth. Use the converter above to turn any AWST time into IRST, or scan the hour-by-hour table below for the full day.
AWST to IRST at a glance
Planning a meeting between Perth and Tehran
Planning a call between Perth and Tehran? The best overlap during a standard 9-to-5 workday runs 1:30 PM–5:00 PM AWST (9:00 AM–12:30 PM IRST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Perth to Tehran
A full day mapped from AWST to IRST.
Frequently asked
Is Tehran ahead of or behind Perth?
Tehran is 4½ hours behind Perth.
What is 12:00 PM AWST in IRST?
12:00 PM in Perth is 7:30 AM in Tehran.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so AWST and IRST automatically reflect the correct daylight-saving offset for the current date.