San Marcos to Sydney time converter

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

San Marcos PDT

Monday, October 19, 2026

Sydney AEDT

Tuesday, October 20, 2026

San Marcos
California, United States
Mon, Oct 19
PDTUTC-7
Sydney
New South Wales, Australia
Tue, Oct 20
AEDTUTC+11+18h
Finding your time zone…
Shared working hours (9:00–18:00)

San Marcos to Sydney conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 19, 2026 – Nov 1, 2026: +18h
  • Nov 1, 2026 – Mar 14, 2027: +19h
  • Mar 14, 2027 – Apr 3, 2027: +18h
  • Apr 3, 2027 – Oct 2, 2027: +17h
  • Oct 2, 2027 – Oct 19, 2027: +18h

Distance

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

More conversions

Sydney to San MarcosSan Marcos to New YorkSan Marcos to LondonSan Marcos to Los AngelesSan Marcos to ChicagoSan Marcos to TorontoSan Marcos to São PauloSan Marcos to ParisSan Marcos to BerlinSan Marcos to MoscowSan Marcos to DubaiSan Marcos to New DelhiSan Marcos to Bangkok
New York to SydneyLondon to SydneyLos Angeles to SydneyChicago to SydneyToronto to SydneySão Paulo to SydneyParis to SydneyBerlin to SydneyMoscow to SydneyDubai to SydneyNew Delhi to SydneyBangkok to Sydney

Questions and answers

What is the time difference between San Marcos and Sydney?

Sydney is 18 hours ahead of San Marcos.

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

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

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

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

Does the time difference between San Marcos and Sydney change?

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