Sydney to Semnan time converter

Semnan is 7 hours 30 minutes behind Sydney. When it is 9:00 AM in Sydney, it is 1:30 AM in Semnan.

Sydney AEDT

Monday, October 19, 2026

Semnan IRST

Sunday, October 18, 2026

Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11
Semnan
Iran
Sun, Oct 18
IRSTUTC+3:30-7h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Semnan conversion table

Every hour of today in Sydney and the matching time in Semnan. Light rows are typical working hours (9:00–18:00).

SydneySemnan
12:00 AM4:30 PM−1 day
1:00 AM5:30 PM−1 day
2:00 AM6:30 PM−1 day
3:00 AM7:30 PM−1 day
4:00 AM8:30 PM−1 day
5:00 AM9:30 PM−1 day
6:00 AM10:30 PM−1 day
7:00 AM11:30 PM−1 day
8:00 AM12:30 AM
9:00 AM1:30 AM
10:00 AM2:30 AM
11:00 AM3:30 AM
12:00 PM4:30 AM
1:00 PM5:30 AM
2:00 PM6:30 AM
3:00 PM7:30 AM
4:00 PM8:30 AM
5:00 PM9:30 AM
6:00 PM10:30 AM
7:00 PM11:30 AM
8:00 PM12:30 PM
9:00 PM1:30 PM
10:00 PM2:30 PM
11:00 PM3:30 PM

Best time to call or meet

Both sides are at work from 4:30 PM – 6:00 PM in Sydney (9:00 AM – 10:30 AM in Semnan).

Daylight saving time and the difference

The difference changes during the year because Sydney and Semnan switch clocks on different dates:

  • Oct 19, 2026 – Apr 4, 2027: -7h 30m
  • Apr 4, 2027 – Oct 3, 2027: -6h 30m
  • Oct 3, 2027 – Oct 19, 2027: -7h 30m

Distance

Sydney and Semnan are 12,741 km (7,917 miles) apart in a straight line.

More conversions

Semnan to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney to Bangkok
New York to SemnanLondon to SemnanLos Angeles to SemnanChicago to SemnanToronto to SemnanSão Paulo to SemnanParis to SemnanBerlin to SemnanMoscow to SemnanDubai to SemnanNew Delhi to SemnanBangkok to Semnan

Questions and answers

What is the time difference between Sydney and Semnan?

Semnan is 7 hours 30 minutes behind Sydney.

What time is it in Semnan when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 1:30 AM in Semnan.

When is the best time to call Semnan from Sydney?

Both sides are at work from 4:30 PM – 6:00 PM in Sydney (9:00 AM – 10:30 AM in Semnan).

Does the time difference between Sydney and Semnan change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.