Sydney is 6 hours 30 minutes ahead of Iran. Midday in Sydney lines up with 05:00 in Iran.
Sydney is in the Australia/Sydney timezone. Iran is in Asia/Tehran. The difference is 6.5 hours 30 minutes.
Mutual working hours
There is a 1.5-hour window each day where both Sydney and Iran are within standard business hours (09:00–17:00).
00:0006:0012:0018:0024:00
Sydney
Iran
Overlap (1.5h)
When to schedule across time zones
Both Sydney and Iran are in standard hours simultaneously for 1.5h per day.
16:00 Sydney / 09:00 Tehran✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Upcoming public holidays
Sydney6 holidays
Sep 28King's Birthday
Oct 5Labour Day
Oct 5King's Birthday
Nov 3Melbourne Cup
Dec 25Christmas Day
Iran
No upcoming public holidays this year.
How to work with Sydney and Iran time zones
Working across Sydney (Australia) and Iran (Iran) involves a 6.5-hour gap. The good news: there is a 1.5-hour mutual window in standard business hours that lets both sides collaborate without anyone joining at an unreasonable hour.
💡 How to schedule across these time zones
✅
16:00–17:00 in Sydney = 09:00–10:00 in Iran. Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Use the time slider above to find the exact equivalent time for any moment in Sydney. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
