From
Sydney
Australia
6:07 PM
Sun, Nov 1
UTC+11Australia/Sydney
Time Difference
Sydney vs Tehran Time Difference
Compare the current local time in Sydney, Australia and Tehran, Iran.
Live local timeDST awareUTC offsets
Current difference
Tehran is currently 7 hours 30 minutes behind Sydney.
This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.
24-hour comparison
Compare Sydney and Tehran hour by hour
See how a full local day in Sydney, Australia maps to Tehran, Iran. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.
Best working-hours overlap
5:00 PM – 6:00 PM in Sydney
corresponds to 9:30 AM – 10:30 AM in Tehran.
Sydney
Australia/Sydney
Tehran
Asia/Tehran
Availability
12:00 AM
Sun, Nov 1
4:30 PM
Previous daySat, Oct 31
Night
1:00 AM
Sun, Nov 1
5:30 PM
Previous daySat, Oct 31
Night
2:00 AM
Sun, Nov 1
6:30 PM
Previous daySat, Oct 31
Night
3:00 AM
Sun, Nov 1
7:30 PM
Previous daySat, Oct 31
Night
4:00 AM
Sun, Nov 1
8:30 PM
Previous daySat, Oct 31
Night
5:00 AM
Sun, Nov 1
9:30 PM
Previous daySat, Oct 31
Night
6:00 AM
Sun, Nov 1
10:30 PM
Previous daySat, Oct 31
Night
7:00 AM
Sun, Nov 1
11:30 PM
Previous daySat, Oct 31
Night
8:00 AM
Sun, Nov 1
12:30 AM
Sun, Nov 1
Night
9:00 AM
Sun, Nov 1
1:30 AM
Sun, Nov 1
Night
10:00 AM
Sun, Nov 1
2:30 AM
Sun, Nov 1
Night
11:00 AM
Sun, Nov 1
3:30 AM
Sun, Nov 1
Night
12:00 PM
Sun, Nov 1
4:30 AM
Sun, Nov 1
Night
1:00 PM
Sun, Nov 1
5:30 AM
Sun, Nov 1
Night
2:00 PM
Sun, Nov 1
6:30 AM
Sun, Nov 1
Night
3:00 PM
Sun, Nov 1
7:30 AM
Sun, Nov 1
Possible
4:00 PM
Sun, Nov 1
8:30 AM
Sun, Nov 1
Possible
5:00 PM
Sun, Nov 1
9:30 AM
Sun, Nov 1
Good overlap
6:00 PM
Sun, Nov 1
10:30 AM
Sun, Nov 1
Possible
7:00 PM
Sun, Nov 1
11:30 AM
Sun, Nov 1
Possible
8:00 PM
Sun, Nov 1
12:30 PM
Sun, Nov 1
Possible
9:00 PM
Sun, Nov 1
1:30 PM
Sun, Nov 1
Night
10:00 PM
Sun, Nov 1
2:30 PM
Sun, Nov 1
Night
11:00 PM
Sun, Nov 1
3:30 PM
Sun, Nov 1
Night
Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.
On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.
Call planning
Best time to call Tehran from Sydney
Compare typical business hours in Sydney, Australia and Tehran, Iran to find a practical time for calls, meetings or international coordination.
No direct business-hours overlap
Flexible scheduling is recommended
Typical 9:00 AM–6:00 PM working hours do not overlap directly between Sydneyand Tehran. Consider an early-morning or evening call instead.
Other reasonable windows
Sydney
6:07 PM – 9:07 PM
Tehran
10:37 AM – 1:37 PM
Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.
Time difference explained
Sydney and Tehran time difference explained
Current local-time relationship
Tehran is currently 7 hours and 30 minutes behind Sydney.
Sydney uses Australia/Sydney and currently has an offset of UTC+11. Tehran uses Asia/Tehran and currently has an offset of UTC+3:30.
Working-hours overlap
For a typical 9:00 AM–6:00 PM workday, the cities overlap from 4:30 PM to 6:00 PM in Sydney, corresponding to 9:00 AM–10:30 AM in Tehran.
Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.
Convert a specific time
Need more than the current difference?
Convert a specific date and local time between Sydney and Tehran.
Open time converterLocal clocks
Explore each city
FAQ
Sydney to Tehran time difference FAQ
Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between Sydney and Tehran.
What is the time difference between Sydney and Tehran?
The current time difference between Sydney and Tehran is 7h 30m. Tehran is currently 7 hours and 30 minutes behind Sydney.
Is Tehran ahead of or behind Sydney?
Tehran is currently 7 hours and 30 minutes behind Sydney.
What time is it in Tehran when it is 9:00 AM in Sydney?
Using the current UTC offsets, 9:00 AM in Sydney corresponds to 1:30 AM in Tehran. The exact difference can change when daylight-saving rules change.
What is the best time to call Tehran from Sydney?
Typical 9:00 AM–6:00 PM business hours overlap between 4:30 PM and 6:00 PM in Sydney. This corresponds to 9:00 AM–10:30 AM in Tehran.
Can the time difference between Sydney and Tehran change?
Yes. The time difference can change if Sydney or Tehran changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones Australia/Sydney and Asia/Tehran for date-aware calculations.