IRST to NZST
Convert Iran Time — Tehran to New Zealand Time — Auckland — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Tehran, it's 5:30 PM in Auckland. Auckland is 8½ hours ahead of Tehran. Use the converter above to turn any IRST time into NZST, or scan the hour-by-hour table below for the full day.
IRST to NZST at a glance
Planning a meeting between Tehran and Auckland
Tehran and Auckland share no standard 9-to-5 overlap, so a live call usually means one side taking an early-morning or late-evening slot. The hourly table below helps you pick the least-inconvenient time for everyone.
Hour-by-hour: Tehran to Auckland
A full day mapped from IRST to NZST.
Frequently asked
Is Auckland ahead of or behind Tehran?
Auckland is 8½ hours ahead of Tehran.
What is 12:00 PM IRST in NZST?
12:00 PM in Tehran is 8:30 PM in Auckland.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so IRST and NZST automatically reflect the correct daylight-saving offset for the current date.