Sydney to São Martinho time converter

São Martinho is 10 hours behind Sydney. When it is 9:00 AM in Sydney, it is 11:00 PM (Tue, Oct 20) in São Martinho.

Sydney AEDT

Wednesday, October 21, 2026

São Martinho WEST

Tuesday, October 20, 2026

Sydney
New South Wales, Australia
Wed, Oct 21
AEDTUTC+11
São Martinho
Portugal
Tue, Oct 20
WESTUTC+1-10h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to São Martinho conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Sydney (7:00 AM – 8:00 AM in São Martinho): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 25, 2026: -10h
  • Oct 25, 2026 – Mar 28, 2027: -11h
  • Mar 28, 2027 – Apr 4, 2027: -10h
  • Apr 4, 2027 – Oct 3, 2027: -9h
  • Oct 3, 2027 – Oct 21, 2027: -10h

Distance

Sydney and São Martinho are 18,905 km (11,747 miles) apart in a straight line.

More conversions

São Martinho 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 São MartinhoLondon to São MartinhoLos Angeles to São MartinhoChicago to São MartinhoToronto to São MartinhoSão Paulo to São MartinhoParis to São MartinhoBerlin to São MartinhoMoscow to São MartinhoDubai to São MartinhoNew Delhi to São MartinhoBangkok to São Martinho

Questions and answers

What is the time difference between Sydney and São Martinho?

São Martinho is 10 hours behind Sydney.

What time is it in São Martinho when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 11:00 PM (Tue, Oct 20) in São Martinho.

When is the best time to call São Martinho from Sydney?

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Sydney (7:00 AM – 8:00 AM in São Martinho): working hours on one side, early or late on the other.

Does the time difference between Sydney and São Martinho change?

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