Sydney to San Marcos time converter

San Marcos is 18 hours behind Sydney. When it is 9:00 AM in Sydney, it is 3:00 PM (Tue, Oct 20) in San Marcos.

Sydney AEDT

Wednesday, October 21, 2026

San Marcos PDT

Tuesday, October 20, 2026

Sydney
New South Wales, Australia
Wed, Oct 21
AEDTUTC+11
San Marcos
California, United States
Tue, Oct 20
PDTUTC-7-18h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to San Marcos conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 12:00 PM in Sydney (3:00 PM – 6:00 PM in San Marcos).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: -18h
  • Nov 1, 2026 – Mar 14, 2027: -19h
  • Mar 14, 2027 – Apr 4, 2027: -18h
  • Apr 4, 2027 – Oct 3, 2027: -17h
  • Oct 3, 2027 – Oct 21, 2027: -18h

Distance

Sydney and San Marcos are 12,113 km (7,527 miles) apart in a straight line.

More conversions

San Marcos 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 San MarcosLondon to San MarcosLos Angeles to San MarcosChicago to San MarcosToronto to San MarcosSão Paulo to San MarcosParis to San MarcosBerlin to San MarcosMoscow to San MarcosDubai to San MarcosNew Delhi to San MarcosBangkok to San Marcos

Questions and answers

What is the time difference between Sydney and San Marcos?

San Marcos is 18 hours behind Sydney.

What time is it in San Marcos when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 3:00 PM (Tue, Oct 20) in San Marcos.

When is the best time to call San Marcos from Sydney?

Both sides are at work from 9:00 AM – 12:00 PM in Sydney (3:00 PM – 6:00 PM in San Marcos).

Does the time difference between Sydney and San Marcos change?

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